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Finding the Fourth Proportional to 235,162.56, 324,526.08 and 127,732.56

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Solution

The fourth proportional to 235,162.56, 324,526.08 and 127,732.56 is: 176,271.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,162.56 : 324,526.08 = 127,732.56 : x
  2. Step 2: Convert to fraction form
    235,162.56/324,526.08 = 127,732.56/x
  3. Step 3: Cross multiply
    235,162.56x = 324,526.08 × 127,732.56
  4. Step 4: Simplify right side
    235,162.56x = 41,452,546,985.16
  5. Step 5: Solve for x
    x = 41,452,546,985.16/235,162.56
  6. Step 6: Final answer
    x = 176,271.88

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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.