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Finding the Fourth Proportional to 54,693.59, 75,477.15 and 29,543.09

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Solution

The fourth proportional to 54,693.59, 75,477.15 and 29,543.09 is: 40,769.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,693.59 : 75,477.15 = 29,543.09 : x
  2. Step 2: Convert to fraction form
    54,693.59/75,477.15 = 29,543.09/x
  3. Step 3: Cross multiply
    54,693.59x = 75,477.15 × 29,543.09
  4. Step 4: Simplify right side
    54,693.59x = 2,229,828,235.39
  5. Step 5: Solve for x
    x = 2,229,828,235.39/54,693.59
  6. Step 6: Final answer
    x = 40,769.46

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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.