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Finding the Fourth Proportional to 52,437.74, 72,369.31 and 32,018.68

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Solution

The fourth proportional to 52,437.74, 72,369.31 and 32,018.68 is: 44,188.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,437.74 : 72,369.31 = 32,018.68 : x
  2. Step 2: Convert to fraction form
    52,437.74/72,369.31 = 32,018.68/x
  3. Step 3: Cross multiply
    52,437.74x = 72,369.31 × 32,018.68
  4. Step 4: Simplify right side
    52,437.74x = 2,317,169,792.42
  5. Step 5: Solve for x
    x = 2,317,169,792.42/52,437.74
  6. Step 6: Final answer
    x = 44,188.97

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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.