Home / 113,072.25-169,686.14-39,200.25

Finding the Fourth Proportional to 113,072.25, 169,686.14 and 39,200.25

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Solution

The fourth proportional to 113,072.25, 169,686.14 and 39,200.25 is: 58,827.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,072.25 : 169,686.14 = 39,200.25 : x
  2. Step 2: Convert to fraction form
    113,072.25/169,686.14 = 39,200.25/x
  3. Step 3: Cross multiply
    113,072.25x = 169,686.14 × 39,200.25
  4. Step 4: Simplify right side
    113,072.25x = 6,651,739,109.54
  5. Step 5: Solve for x
    x = 6,651,739,109.54/113,072.25
  6. Step 6: Final answer
    x = 58,827.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.