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Finding the Fourth Proportional to 171,875.90, 257,752.08 and 59,525.86

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Solution

The fourth proportional to 171,875.90, 257,752.08 and 59,525.86 is: 89,267.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,875.90 : 257,752.08 = 59,525.86 : x
  2. Step 2: Convert to fraction form
    171,875.90/257,752.08 = 59,525.86/x
  3. Step 3: Cross multiply
    171,875.90x = 257,752.08 × 59,525.86
  4. Step 4: Simplify right side
    171,875.90x = 15,342,914,228.79
  5. Step 5: Solve for x
    x = 15,342,914,228.79/171,875.90
  6. Step 6: Final answer
    x = 89,267.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.