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Finding the Fourth Proportional to 174,148.08, 240,374.08 and 102,569.39

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Solution

The fourth proportional to 174,148.08, 240,374.08 and 102,569.39 is: 141,575.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,148.08 : 240,374.08 = 102,569.39 : x
  2. Step 2: Convert to fraction form
    174,148.08/240,374.08 = 102,569.39/x
  3. Step 3: Cross multiply
    174,148.08x = 240,374.08 × 102,569.39
  4. Step 4: Simplify right side
    174,148.08x = 24,655,022,585.16
  5. Step 5: Solve for x
    x = 24,655,022,585.16/174,148.08
  6. Step 6: Final answer
    x = 141,575.05

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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.