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Finding the Fourth Proportional to 168,165.71, 232,068.53 and 96,550.10

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Solution

The fourth proportional to 168,165.71, 232,068.53 and 96,550.10 is: 133,239.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,165.71 : 232,068.53 = 96,550.10 : x
  2. Step 2: Convert to fraction form
    168,165.71/232,068.53 = 96,550.10/x
  3. Step 3: Cross multiply
    168,165.71x = 232,068.53 × 96,550.10
  4. Step 4: Simplify right side
    168,165.71x = 22,406,238,135.26
  5. Step 5: Solve for x
    x = 22,406,238,135.26/168,165.71
  6. Step 6: Final answer
    x = 133,239.05

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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.