Home / 143,962.70-198,732.24-93,000.26

Finding the Fourth Proportional to 143,962.70, 198,732.24 and 93,000.26

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Solution

The fourth proportional to 143,962.70, 198,732.24 and 93,000.26 is: 128,381.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,962.70 : 198,732.24 = 93,000.26 : x
  2. Step 2: Convert to fraction form
    143,962.70/198,732.24 = 93,000.26/x
  3. Step 3: Cross multiply
    143,962.70x = 198,732.24 × 93,000.26
  4. Step 4: Simplify right side
    143,962.70x = 18,482,149,990.38
  5. Step 5: Solve for x
    x = 18,482,149,990.38/143,962.70
  6. Step 6: Final answer
    x = 128,381.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.