Home / 116,718.24-160,732.20-101,397.84

Finding the Fourth Proportional to 116,718.24, 160,732.20 and 101,397.84

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Solution

The fourth proportional to 116,718.24, 160,732.20 and 101,397.84 is: 139,634.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,718.24 : 160,732.20 = 101,397.84 : x
  2. Step 2: Convert to fraction form
    116,718.24/160,732.20 = 101,397.84/x
  3. Step 3: Cross multiply
    116,718.24x = 160,732.20 × 101,397.84
  4. Step 4: Simplify right side
    116,718.24x = 16,297,897,898.45
  5. Step 5: Solve for x
    x = 16,297,897,898.45/116,718.24
  6. Step 6: Final answer
    x = 139,634.54

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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.