Home / 152,985.78-229,471.38-58,237.74

Finding the Fourth Proportional to 152,985.78, 229,471.38 and 58,237.74

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Solution

The fourth proportional to 152,985.78, 229,471.38 and 58,237.74 is: 87,353.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,985.78 : 229,471.38 = 58,237.74 : x
  2. Step 2: Convert to fraction form
    152,985.78/229,471.38 = 58,237.74/x
  3. Step 3: Cross multiply
    152,985.78x = 229,471.38 × 58,237.74
  4. Step 4: Simplify right side
    152,985.78x = 13,363,894,565.88
  5. Step 5: Solve for x
    x = 13,363,894,565.88/152,985.78
  6. Step 6: Final answer
    x = 87,353.83

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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.