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Finding the Fourth Proportional to 173,641.75, 260,125.61 and 127,966.50

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Solution

The fourth proportional to 173,641.75, 260,125.61 and 127,966.50 is: 191,701.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,641.75 : 260,125.61 = 127,966.50 : x
  2. Step 2: Convert to fraction form
    173,641.75/260,125.61 = 127,966.50/x
  3. Step 3: Cross multiply
    173,641.75x = 260,125.61 × 127,966.50
  4. Step 4: Simplify right side
    173,641.75x = 33,287,363,552.15
  5. Step 5: Solve for x
    x = 33,287,363,552.15/173,641.75
  6. Step 6: Final answer
    x = 191,701.38

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1.5x scale

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.