Home / 71,332.52-98,421.96-42,246.20

Finding the Fourth Proportional to 71,332.52, 98,421.96 and 42,246.20

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Solution

The fourth proportional to 71,332.52, 98,421.96 and 42,246.20 is: 58,289.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,332.52 : 98,421.96 = 42,246.20 : x
  2. Step 2: Convert to fraction form
    71,332.52/98,421.96 = 42,246.20/x
  3. Step 3: Cross multiply
    71,332.52x = 98,421.96 × 42,246.20
  4. Step 4: Simplify right side
    71,332.52x = 4,157,953,314.44
  5. Step 5: Solve for x
    x = 4,157,953,314.44/71,332.52
  6. Step 6: Final answer
    x = 58,289.73

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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.