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Finding the Fourth Proportional to 168,688.79, 232,753.03 and 97,068.81

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Solution

The fourth proportional to 168,688.79, 232,753.03 and 97,068.81 is: 133,933.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,688.79 : 232,753.03 = 97,068.81 : x
  2. Step 2: Convert to fraction form
    168,688.79/232,753.03 = 97,068.81/x
  3. Step 3: Cross multiply
    168,688.79x = 232,753.03 × 97,068.81
  4. Step 4: Simplify right side
    168,688.79x = 22,593,060,276.15
  5. Step 5: Solve for x
    x = 22,593,060,276.15/168,688.79
  6. Step 6: Final answer
    x = 133,933.38

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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.