Home / 152,979.90-229,380.75-59,376.30

Finding the Fourth Proportional to 152,979.90, 229,380.75 and 59,376.30

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Solution

The fourth proportional to 152,979.90, 229,380.75 and 59,376.30 is: 89,029.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,979.90 : 229,380.75 = 59,376.30 : x
  2. Step 2: Convert to fraction form
    152,979.90/229,380.75 = 59,376.30/x
  3. Step 3: Cross multiply
    152,979.90x = 229,380.75 × 59,376.30
  4. Step 4: Simplify right side
    152,979.90x = 13,619,780,226.23
  5. Step 5: Solve for x
    x = 13,619,780,226.23/152,979.90
  6. Step 6: Final answer
    x = 89,029.87

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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.