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Finding the Fourth Proportional to 110,956.25, 153,119.63 and 60,655.25

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Solution

The fourth proportional to 110,956.25, 153,119.63 and 60,655.25 is: 83,704.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,956.25 : 153,119.63 = 60,655.25 : x
  2. Step 2: Convert to fraction form
    110,956.25/153,119.63 = 60,655.25/x
  3. Step 3: Cross multiply
    110,956.25x = 153,119.63 × 60,655.25
  4. Step 4: Simplify right side
    110,956.25x = 9,287,509,437.56
  5. Step 5: Solve for x
    x = 9,287,509,437.56/110,956.25
  6. Step 6: Final answer
    x = 83,704.25

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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.