Home / 84,434.81-126,653.29-22,105.13

Finding the Fourth Proportional to 84,434.81, 126,653.29 and 22,105.13

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Solution

The fourth proportional to 84,434.81, 126,653.29 and 22,105.13 is: 33,157.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,434.81 : 126,653.29 = 22,105.13 : x
  2. Step 2: Convert to fraction form
    84,434.81/126,653.29 = 22,105.13/x
  3. Step 3: Cross multiply
    84,434.81x = 126,653.29 × 22,105.13
  4. Step 4: Simplify right side
    84,434.81x = 2,799,686,751.85
  5. Step 5: Solve for x
    x = 2,799,686,751.85/84,434.81
  6. Step 6: Final answer
    x = 33,157.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.