Home / 74,419.29-111,512.25-63,280.17

Finding the Fourth Proportional to 74,419.29, 111,512.25 and 63,280.17

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Solution

The fourth proportional to 74,419.29, 111,512.25 and 63,280.17 is: 94,821.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,419.29 : 111,512.25 = 63,280.17 : x
  2. Step 2: Convert to fraction form
    74,419.29/111,512.25 = 63,280.17/x
  3. Step 3: Cross multiply
    74,419.29x = 111,512.25 × 63,280.17
  4. Step 4: Simplify right side
    74,419.29x = 7,056,514,137.08
  5. Step 5: Solve for x
    x = 7,056,514,137.08/74,419.29
  6. Step 6: Final answer
    x = 94,821.04

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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.