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Finding the Fourth Proportional to 110,687.88, 152,749.08 and 60,386.88

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Solution

The fourth proportional to 110,687.88, 152,749.08 and 60,386.88 is: 83,333.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,687.88 : 152,749.08 = 60,386.88 : x
  2. Step 2: Convert to fraction form
    110,687.88/152,749.08 = 60,386.88/x
  3. Step 3: Cross multiply
    110,687.88x = 152,749.08 × 60,386.88
  4. Step 4: Simplify right side
    110,687.88x = 9,224,040,364.07
  5. Step 5: Solve for x
    x = 9,224,040,364.07/110,687.88
  6. Step 6: Final answer
    x = 83,333.79

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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.