Home / 258,733.91-356,901.45-168,150.20

Finding the Fourth Proportional to 258,733.91, 356,901.45 and 168,150.20

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Solution

The fourth proportional to 258,733.91, 356,901.45 and 168,150.20 is: 231,948.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,733.91 : 356,901.45 = 168,150.20 : x
  2. Step 2: Convert to fraction form
    258,733.91/356,901.45 = 168,150.20/x
  3. Step 3: Cross multiply
    258,733.91x = 356,901.45 × 168,150.20
  4. Step 4: Simplify right side
    258,733.91x = 60,013,050,197.79
  5. Step 5: Solve for x
    x = 60,013,050,197.79/258,733.91
  6. Step 6: Final answer
    x = 231,948.92

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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.