Home / 44,279.19-61,070.71-28,365.12

Finding the Fourth Proportional to 44,279.19, 61,070.71 and 28,365.12

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Solution

The fourth proportional to 44,279.19, 61,070.71 and 28,365.12 is: 39,121.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,279.19 : 61,070.71 = 28,365.12 : x
  2. Step 2: Convert to fraction form
    44,279.19/61,070.71 = 28,365.12/x
  3. Step 3: Cross multiply
    44,279.19x = 61,070.71 × 28,365.12
  4. Step 4: Simplify right side
    44,279.19x = 1,732,278,017.64
  5. Step 5: Solve for x
    x = 1,732,278,017.64/44,279.19
  6. Step 6: Final answer
    x = 39,121.72

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Double scale
Find fourth proportional to 44,280.19, 61,072.09 and 28,366.12
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.