Home / 157,545.04-236,454.04-82,718.05

Finding the Fourth Proportional to 157,545.04, 236,454.04 and 82,718.05

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Solution

The fourth proportional to 157,545.04, 236,454.04 and 82,718.05 is: 124,148.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,545.04 : 236,454.04 = 82,718.05 : x
  2. Step 2: Convert to fraction form
    157,545.04/236,454.04 = 82,718.05/x
  3. Step 3: Cross multiply
    157,545.04x = 236,454.04 × 82,718.05
  4. Step 4: Simplify right side
    157,545.04x = 19,559,015,714.36
  5. Step 5: Solve for x
    x = 19,559,015,714.36/157,545.04
  6. Step 6: Final answer
    x = 124,148.73

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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.