Home / 48,277.90-72,432.56-23,320.81

Finding the Fourth Proportional to 48,277.90, 72,432.56 and 23,320.81

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Solution

The fourth proportional to 48,277.90, 72,432.56 and 23,320.81 is: 34,988.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,277.90 : 72,432.56 = 23,320.81 : x
  2. Step 2: Convert to fraction form
    48,277.90/72,432.56 = 23,320.81/x
  3. Step 3: Cross multiply
    48,277.90x = 72,432.56 × 23,320.81
  4. Step 4: Simplify right side
    48,277.90x = 1,689,186,118.42
  5. Step 5: Solve for x
    x = 1,689,186,118.42/48,277.90
  6. Step 6: Final answer
    x = 34,988.81

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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.