Home / 152,345.07-229,565.25-126,276.62

Finding the Fourth Proportional to 152,345.07, 229,565.25 and 126,276.62

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Solution

The fourth proportional to 152,345.07, 229,565.25 and 126,276.62 is: 190,283.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,345.07 : 229,565.25 = 126,276.62 : x
  2. Step 2: Convert to fraction form
    152,345.07/229,565.25 = 126,276.62/x
  3. Step 3: Cross multiply
    152,345.07x = 229,565.25 × 126,276.62
  4. Step 4: Simplify right side
    152,345.07x = 28,988,722,691.63
  5. Step 5: Solve for x
    x = 28,988,722,691.63/152,345.07
  6. Step 6: Final answer
    x = 190,283.30

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.