Home / 113,382.78-156,468.95-62,394.10

Finding the Fourth Proportional to 113,382.78, 156,468.95 and 62,394.10

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Solution

The fourth proportional to 113,382.78, 156,468.95 and 62,394.10 is: 86,104.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,382.78 : 156,468.95 = 62,394.10 : x
  2. Step 2: Convert to fraction form
    113,382.78/156,468.95 = 62,394.10/x
  3. Step 3: Cross multiply
    113,382.78x = 156,468.95 × 62,394.10
  4. Step 4: Simplify right side
    113,382.78x = 9,762,739,313.20
  5. Step 5: Solve for x
    x = 9,762,739,313.20/113,382.78
  6. Step 6: Final answer
    x = 86,104.25

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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.