Home / 154,715.40-231,938.10-60,010.20

Finding the Fourth Proportional to 154,715.40, 231,938.10 and 60,010.20

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Solution

The fourth proportional to 154,715.40, 231,938.10 and 60,010.20 is: 89,962.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,715.40 : 231,938.10 = 60,010.20 : x
  2. Step 2: Convert to fraction form
    154,715.40/231,938.10 = 60,010.20/x
  3. Step 3: Cross multiply
    154,715.40x = 231,938.10 × 60,010.20
  4. Step 4: Simplify right side
    154,715.40x = 13,918,651,768.62
  5. Step 5: Solve for x
    x = 13,918,651,768.62/154,715.40
  6. Step 6: Final answer
    x = 89,962.94

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1.5x scale

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.