Home / 265,620.15-366,545.10-144,758.83

Finding the Fourth Proportional to 265,620.15, 366,545.10 and 144,758.83

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Solution

The fourth proportional to 265,620.15, 366,545.10 and 144,758.83 is: 199,761.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,620.15 : 366,545.10 = 144,758.83 : x
  2. Step 2: Convert to fraction form
    265,620.15/366,545.10 = 144,758.83/x
  3. Step 3: Cross multiply
    265,620.15x = 366,545.10 × 144,758.83
  4. Step 4: Simplify right side
    265,620.15x = 53,060,639,818.23
  5. Step 5: Solve for x
    x = 53,060,639,818.23/265,620.15
  6. Step 6: Final answer
    x = 199,761.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.