Home / 154,668.23-232,002.15-42,349.31

Finding the Fourth Proportional to 154,668.23, 232,002.15 and 42,349.31

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Solution

The fourth proportional to 154,668.23, 232,002.15 and 42,349.31 is: 63,523.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,668.23 : 232,002.15 = 42,349.31 : x
  2. Step 2: Convert to fraction form
    154,668.23/232,002.15 = 42,349.31/x
  3. Step 3: Cross multiply
    154,668.23x = 232,002.15 × 42,349.31
  4. Step 4: Simplify right side
    154,668.23x = 9,825,129,811.01
  5. Step 5: Solve for x
    x = 9,825,129,811.01/154,668.23
  6. Step 6: Final answer
    x = 63,523.91

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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.