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Finding the Fourth Proportional to 111,193.17, 153,446.85 and 60,206.51

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Solution

The fourth proportional to 111,193.17, 153,446.85 and 60,206.51 is: 83,085.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,193.17 : 153,446.85 = 60,206.51 : x
  2. Step 2: Convert to fraction form
    111,193.17/153,446.85 = 60,206.51/x
  3. Step 3: Cross multiply
    111,193.17x = 153,446.85 × 60,206.51
  4. Step 4: Simplify right side
    111,193.17x = 9,238,498,829.47
  5. Step 5: Solve for x
    x = 9,238,498,829.47/111,193.17
  6. Step 6: Final answer
    x = 83,085.13

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.