Home / 154,275.23-231,429.86-49,069.59

Finding the Fourth Proportional to 154,275.23, 231,429.86 and 49,069.59

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Solution

The fourth proportional to 154,275.23, 231,429.86 and 49,069.59 is: 73,609.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,275.23 : 231,429.86 = 49,069.59 : x
  2. Step 2: Convert to fraction form
    154,275.23/231,429.86 = 49,069.59/x
  3. Step 3: Cross multiply
    154,275.23x = 231,429.86 × 49,069.59
  4. Step 4: Simplify right side
    154,275.23x = 11,356,168,098.61
  5. Step 5: Solve for x
    x = 11,356,168,098.61/154,275.23
  6. Step 6: Final answer
    x = 73,609.80

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1.5x scale

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.