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Finding the Fourth Proportional to 110,966.58, 153,134.01 and 60,665.58

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Solution

The fourth proportional to 110,966.58, 153,134.01 and 60,665.58 is: 83,718.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,966.58 : 153,134.01 = 60,665.58 : x
  2. Step 2: Convert to fraction form
    110,966.58/153,134.01 = 60,665.58/x
  3. Step 3: Cross multiply
    110,966.58x = 153,134.01 × 60,665.58
  4. Step 4: Simplify right side
    110,966.58x = 9,289,963,534.38
  5. Step 5: Solve for x
    x = 9,289,963,534.38/110,966.58
  6. Step 6: Final answer
    x = 83,718.57

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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.