Home / 125,942.18-173,754.54-71,462.80

Finding the Fourth Proportional to 125,942.18, 173,754.54 and 71,462.80

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Solution

The fourth proportional to 125,942.18, 173,754.54 and 71,462.80 is: 98,592.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,942.18 : 173,754.54 = 71,462.80 : x
  2. Step 2: Convert to fraction form
    125,942.18/173,754.54 = 71,462.80/x
  3. Step 3: Cross multiply
    125,942.18x = 173,754.54 × 71,462.80
  4. Step 4: Simplify right side
    125,942.18x = 12,416,985,941.11
  5. Step 5: Solve for x
    x = 12,416,985,941.11/125,942.18
  6. Step 6: Final answer
    x = 98,592.75

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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.