Home / 66,301.90-91,498.54-36,089.18

Finding the Fourth Proportional to 66,301.90, 91,498.54 and 36,089.18

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Solution

The fourth proportional to 66,301.90, 91,498.54 and 36,089.18 is: 49,804.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,301.90 : 91,498.54 = 36,089.18 : x
  2. Step 2: Convert to fraction form
    66,301.90/91,498.54 = 36,089.18/x
  3. Step 3: Cross multiply
    66,301.90x = 91,498.54 × 36,089.18
  4. Step 4: Simplify right side
    66,301.90x = 3,302,107,279.80
  5. Step 5: Solve for x
    x = 3,302,107,279.80/66,301.90
  6. Step 6: Final answer
    x = 49,804.11

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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.