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Finding the Fourth Proportional to 61,545.80, 92,124.30 and 48,326.60

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Solution

The fourth proportional to 61,545.80, 92,124.30 and 48,326.60 is: 72,337.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,545.80 : 92,124.30 = 48,326.60 : x
  2. Step 2: Convert to fraction form
    61,545.80/92,124.30 = 48,326.60/x
  3. Step 3: Cross multiply
    61,545.80x = 92,124.30 × 48,326.60
  4. Step 4: Simplify right side
    61,545.80x = 4,452,054,196.38
  5. Step 5: Solve for x
    x = 4,452,054,196.38/61,545.80
  6. Step 6: Final answer
    x = 72,337.25

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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.