Home / 40,565.59-56,018.85-38,356.72

Finding the Fourth Proportional to 40,565.59, 56,018.85 and 38,356.72

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Solution

The fourth proportional to 40,565.59, 56,018.85 and 38,356.72 is: 52,968.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,565.59 : 56,018.85 = 38,356.72 : x
  2. Step 2: Convert to fraction form
    40,565.59/56,018.85 = 38,356.72/x
  3. Step 3: Cross multiply
    40,565.59x = 56,018.85 × 38,356.72
  4. Step 4: Simplify right side
    40,565.59x = 2,148,699,344.17
  5. Step 5: Solve for x
    x = 2,148,699,344.17/40,565.59
  6. Step 6: Final answer
    x = 52,968.52

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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.