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Finding the Fourth Proportional to 111,373.45, 153,696.04 and 60,385.73

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Solution

The fourth proportional to 111,373.45, 153,696.04 and 60,385.73 is: 83,332.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,373.45 : 153,696.04 = 60,385.73 : x
  2. Step 2: Convert to fraction form
    111,373.45/153,696.04 = 60,385.73/x
  3. Step 3: Cross multiply
    111,373.45x = 153,696.04 × 60,385.73
  4. Step 4: Simplify right side
    111,373.45x = 9,281,047,688.44
  5. Step 5: Solve for x
    x = 9,281,047,688.44/111,373.45
  6. Step 6: Final answer
    x = 83,332.68

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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.