Home / 58,451.18-87,655.24-21,001.24

Finding the Fourth Proportional to 58,451.18, 87,655.24 and 21,001.24

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Solution

The fourth proportional to 58,451.18, 87,655.24 and 21,001.24 is: 31,494.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,451.18 : 87,655.24 = 21,001.24 : x
  2. Step 2: Convert to fraction form
    58,451.18/87,655.24 = 21,001.24/x
  3. Step 3: Cross multiply
    58,451.18x = 87,655.24 × 21,001.24
  4. Step 4: Simplify right side
    58,451.18x = 1,840,868,189.22
  5. Step 5: Solve for x
    x = 1,840,868,189.22/58,451.18
  6. Step 6: Final answer
    x = 31,494.12

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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.