Home / 58,437.11-87,600.18-18,966.62

Finding the Fourth Proportional to 58,437.11, 87,600.18 and 18,966.62

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Solution

The fourth proportional to 58,437.11, 87,600.18 and 18,966.62 is: 28,431.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,437.11 : 87,600.18 = 18,966.62 : x
  2. Step 2: Convert to fraction form
    58,437.11/87,600.18 = 18,966.62/x
  3. Step 3: Cross multiply
    58,437.11x = 87,600.18 × 18,966.62
  4. Step 4: Simplify right side
    58,437.11x = 1,661,479,544.99
  5. Step 5: Solve for x
    x = 1,661,479,544.99/58,437.11
  6. Step 6: Final answer
    x = 28,431.92

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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.