Home / 215,286.77-297,095.76-124,647.47

Finding the Fourth Proportional to 215,286.77, 297,095.76 and 124,647.47

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Solution

The fourth proportional to 215,286.77, 297,095.76 and 124,647.47 is: 172,013.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,286.77 : 297,095.76 = 124,647.47 : x
  2. Step 2: Convert to fraction form
    215,286.77/297,095.76 = 124,647.47/x
  3. Step 3: Cross multiply
    215,286.77x = 297,095.76 × 124,647.47
  4. Step 4: Simplify right side
    215,286.77x = 37,032,234,831.73
  5. Step 5: Solve for x
    x = 37,032,234,831.73/215,286.77
  6. Step 6: Final answer
    x = 172,013.52

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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.