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Finding the Fourth Proportional to 153,999.68, 230,958.72 and 60,506.24

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Solution

The fourth proportional to 153,999.68, 230,958.72 and 60,506.24 is: 90,743.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,999.68 : 230,958.72 = 60,506.24 : x
  2. Step 2: Convert to fraction form
    153,999.68/230,958.72 = 60,506.24/x
  3. Step 3: Cross multiply
    153,999.68x = 230,958.72 × 60,506.24
  4. Step 4: Simplify right side
    153,999.68x = 13,974,443,742.41
  5. Step 5: Solve for x
    x = 13,974,443,742.41/153,999.68
  6. Step 6: Final answer
    x = 90,743.33

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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.