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Finding the Fourth Proportional to 171,262.60, 236,338.63 and 93,737.86

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Solution

The fourth proportional to 171,262.60, 236,338.63 and 93,737.86 is: 129,356.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,262.60 : 236,338.63 = 93,737.86 : x
  2. Step 2: Convert to fraction form
    171,262.60/236,338.63 = 93,737.86/x
  3. Step 3: Cross multiply
    171,262.60x = 236,338.63 × 93,737.86
  4. Step 4: Simplify right side
    171,262.60x = 22,153,877,411.53
  5. Step 5: Solve for x
    x = 22,153,877,411.53/171,262.60
  6. Step 6: Final answer
    x = 129,356.19

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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.