Home / 111,041.10-166,585.95-54,908.10

Finding the Fourth Proportional to 111,041.10, 166,585.95 and 54,908.10

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Solution

The fourth proportional to 111,041.10, 166,585.95 and 54,908.10 is: 82,374.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,041.10 : 166,585.95 = 54,908.10 : x
  2. Step 2: Convert to fraction form
    111,041.10/166,585.95 = 54,908.10/x
  3. Step 3: Cross multiply
    111,041.10x = 166,585.95 × 54,908.10
  4. Step 4: Simplify right side
    111,041.10x = 9,146,918,001.20
  5. Step 5: Solve for x
    x = 9,146,918,001.20/111,041.10
  6. Step 6: Final answer
    x = 82,374.17

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.