Home / 58,002.38-87,038.13-21,069.26

Finding the Fourth Proportional to 58,002.38, 87,038.13 and 21,069.26

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Solution

The fourth proportional to 58,002.38, 87,038.13 and 21,069.26 is: 31,616.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,002.38 : 87,038.13 = 21,069.26 : x
  2. Step 2: Convert to fraction form
    58,002.38/87,038.13 = 21,069.26/x
  3. Step 3: Cross multiply
    58,002.38x = 87,038.13 × 21,069.26
  4. Step 4: Simplify right side
    58,002.38x = 1,833,828,990.88
  5. Step 5: Solve for x
    x = 1,833,828,990.88/58,002.38
  6. Step 6: Final answer
    x = 31,616.44

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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.