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Finding the Fourth Proportional to 111,510.54, 153,884.68 and 60,523.28

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Solution

The fourth proportional to 111,510.54, 153,884.68 and 60,523.28 is: 83,522.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,510.54 : 153,884.68 = 60,523.28 : x
  2. Step 2: Convert to fraction form
    111,510.54/153,884.68 = 60,523.28/x
  3. Step 3: Cross multiply
    111,510.54x = 153,884.68 × 60,523.28
  4. Step 4: Simplify right side
    111,510.54x = 9,313,605,575.35
  5. Step 5: Solve for x
    x = 9,313,605,575.35/111,510.54
  6. Step 6: Final answer
    x = 83,522.20

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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.