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Finding the Fourth Proportional to 173,862.88, 260,794.14 and 55,543.30

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Solution

The fourth proportional to 173,862.88, 260,794.14 and 55,543.30 is: 83,314.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,862.88 : 260,794.14 = 55,543.30 : x
  2. Step 2: Convert to fraction form
    173,862.88/260,794.14 = 55,543.30/x
  3. Step 3: Cross multiply
    173,862.88x = 260,794.14 × 55,543.30
  4. Step 4: Simplify right side
    173,862.88x = 14,485,367,156.26
  5. Step 5: Solve for x
    x = 14,485,367,156.26/173,862.88
  6. Step 6: Final answer
    x = 83,314.89

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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.