Home / 153,631.38-230,446.80-60,071.52

Finding the Fourth Proportional to 153,631.38, 230,446.80 and 60,071.52

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Solution

The fourth proportional to 153,631.38, 230,446.80 and 60,071.52 is: 90,107.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,631.38 : 230,446.80 = 60,071.52 : x
  2. Step 2: Convert to fraction form
    153,631.38/230,446.80 = 60,071.52/x
  3. Step 3: Cross multiply
    153,631.38x = 230,446.80 × 60,071.52
  4. Step 4: Simplify right side
    153,631.38x = 13,843,289,555.14
  5. Step 5: Solve for x
    x = 13,843,289,555.14/153,631.38
  6. Step 6: Final answer
    x = 90,107.17

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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.