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Finding the Fourth Proportional to 111,127.50, 153,357.04 and 60,827.58

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Solution

The fourth proportional to 111,127.50, 153,357.04 and 60,827.58 is: 83,942.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,127.50 : 153,357.04 = 60,827.58 : x
  2. Step 2: Convert to fraction form
    111,127.50/153,357.04 = 60,827.58/x
  3. Step 3: Cross multiply
    111,127.50x = 153,357.04 × 60,827.58
  4. Step 4: Simplify right side
    111,127.50x = 9,328,337,619.16
  5. Step 5: Solve for x
    x = 9,328,337,619.16/111,127.50
  6. Step 6: Final answer
    x = 83,942.66

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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.