Home / 116,187.13-160,338.24-65,886.13

Finding the Fourth Proportional to 116,187.13, 160,338.24 and 65,886.13

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Solution

The fourth proportional to 116,187.13, 160,338.24 and 65,886.13 is: 90,922.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,187.13 : 160,338.24 = 65,886.13 : x
  2. Step 2: Convert to fraction form
    116,187.13/160,338.24 = 65,886.13/x
  3. Step 3: Cross multiply
    116,187.13x = 160,338.24 × 65,886.13
  4. Step 4: Simplify right side
    116,187.13x = 10,564,064,993.49
  5. Step 5: Solve for x
    x = 10,564,064,993.49/116,187.13
  6. Step 6: Final answer
    x = 90,922.85

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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.