Home / 153,718.08-230,578.20-48,545.52

Finding the Fourth Proportional to 153,718.08, 230,578.20 and 48,545.52

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Solution

The fourth proportional to 153,718.08, 230,578.20 and 48,545.52 is: 72,818.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,718.08 : 230,578.20 = 48,545.52 : x
  2. Step 2: Convert to fraction form
    153,718.08/230,578.20 = 48,545.52/x
  3. Step 3: Cross multiply
    153,718.08x = 230,578.20 × 48,545.52
  4. Step 4: Simplify right side
    153,718.08x = 11,193,538,619.66
  5. Step 5: Solve for x
    x = 11,193,538,619.66/153,718.08
  6. Step 6: Final answer
    x = 72,818.62

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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.