Home / 158,472.27-218,673.95-98,081.91

Finding the Fourth Proportional to 158,472.27, 218,673.95 and 98,081.91

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Solution

The fourth proportional to 158,472.27, 218,673.95 and 98,081.91 is: 135,342.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,472.27 : 218,673.95 = 98,081.91 : x
  2. Step 2: Convert to fraction form
    158,472.27/218,673.95 = 98,081.91/x
  3. Step 3: Cross multiply
    158,472.27x = 218,673.95 × 98,081.91
  4. Step 4: Simplify right side
    158,472.27x = 21,447,958,192.84
  5. Step 5: Solve for x
    x = 21,447,958,192.84/158,472.27
  6. Step 6: Final answer
    x = 135,342.03

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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.