Home / 58,823.68-88,389.12-55,091.20

Finding the Fourth Proportional to 58,823.68, 88,389.12 and 55,091.20

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Solution

The fourth proportional to 58,823.68, 88,389.12 and 55,091.20 is: 82,780.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,823.68 : 88,389.12 = 55,091.20 : x
  2. Step 2: Convert to fraction form
    58,823.68/88,389.12 = 55,091.20/x
  3. Step 3: Cross multiply
    58,823.68x = 88,389.12 × 55,091.20
  4. Step 4: Simplify right side
    58,823.68x = 4,869,462,687.74
  5. Step 5: Solve for x
    x = 4,869,462,687.74/58,823.68
  6. Step 6: Final answer
    x = 82,780.65

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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.