Home / 48,461.76-72,586.08-40,046.40

Finding the Fourth Proportional to 48,461.76, 72,586.08 and 40,046.40

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Solution

The fourth proportional to 48,461.76, 72,586.08 and 40,046.40 is: 59,981.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,461.76 : 72,586.08 = 40,046.40 : x
  2. Step 2: Convert to fraction form
    48,461.76/72,586.08 = 40,046.40/x
  3. Step 3: Cross multiply
    48,461.76x = 72,586.08 × 40,046.40
  4. Step 4: Simplify right side
    48,461.76x = 2,906,811,194.11
  5. Step 5: Solve for x
    x = 2,906,811,194.11/48,461.76
  6. Step 6: Final answer
    x = 59,981.54

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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.