Home / 48,710.79-73,057.95-13,642.38

Finding the Fourth Proportional to 48,710.79, 73,057.95 and 13,642.38

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Solution

The fourth proportional to 48,710.79, 73,057.95 and 13,642.38 is: 20,461.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,710.79 : 73,057.95 = 13,642.38 : x
  2. Step 2: Convert to fraction form
    48,710.79/73,057.95 = 13,642.38/x
  3. Step 3: Cross multiply
    48,710.79x = 73,057.95 × 13,642.38
  4. Step 4: Simplify right side
    48,710.79x = 996,684,315.92
  5. Step 5: Solve for x
    x = 996,684,315.92/48,710.79
  6. Step 6: Final answer
    x = 20,461.26

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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.