Home / 48,472.55-72,710.45-13,409.27

Finding the Fourth Proportional to 48,472.55, 72,710.45 and 13,409.27

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Solution

The fourth proportional to 48,472.55, 72,710.45 and 13,409.27 is: 20,114.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,472.55 : 72,710.45 = 13,409.27 : x
  2. Step 2: Convert to fraction form
    48,472.55/72,710.45 = 13,409.27/x
  3. Step 3: Cross multiply
    48,472.55x = 72,710.45 × 13,409.27
  4. Step 4: Simplify right side
    48,472.55x = 974,993,988.83
  5. Step 5: Solve for x
    x = 974,993,988.83/48,472.55
  6. Step 6: Final answer
    x = 20,114.35

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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.