Home / 126,115.38-174,036.60-69,526.89

Finding the Fourth Proportional to 126,115.38, 174,036.60 and 69,526.89

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Solution

The fourth proportional to 126,115.38, 174,036.60 and 69,526.89 is: 95,945.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,115.38 : 174,036.60 = 69,526.89 : x
  2. Step 2: Convert to fraction form
    126,115.38/174,036.60 = 69,526.89/x
  3. Step 3: Cross multiply
    126,115.38x = 174,036.60 × 69,526.89
  4. Step 4: Simplify right side
    126,115.38x = 12,100,223,544.17
  5. Step 5: Solve for x
    x = 12,100,223,544.17/126,115.38
  6. Step 6: Final answer
    x = 95,945.66

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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.