Home / 58,869.84-81,162.36-48,761.04

Finding the Fourth Proportional to 58,869.84, 81,162.36 and 48,761.04

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Solution

The fourth proportional to 58,869.84, 81,162.36 and 48,761.04 is: 67,225.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,869.84 : 81,162.36 = 48,761.04 : x
  2. Step 2: Convert to fraction form
    58,869.84/81,162.36 = 48,761.04/x
  3. Step 3: Cross multiply
    58,869.84x = 81,162.36 × 48,761.04
  4. Step 4: Simplify right side
    58,869.84x = 3,957,561,082.45
  5. Step 5: Solve for x
    x = 3,957,561,082.45/58,869.84
  6. Step 6: Final answer
    x = 67,225.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.