Home / 220,085.16-303,715.08-124,591.04

Finding the Fourth Proportional to 220,085.16, 303,715.08 and 124,591.04

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Solution

The fourth proportional to 220,085.16, 303,715.08 and 124,591.04 is: 171,934.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,085.16 : 303,715.08 = 124,591.04 : x
  2. Step 2: Convert to fraction form
    220,085.16/303,715.08 = 124,591.04/x
  3. Step 3: Cross multiply
    220,085.16x = 303,715.08 × 124,591.04
  4. Step 4: Simplify right side
    220,085.16x = 37,840,177,680.88
  5. Step 5: Solve for x
    x = 37,840,177,680.88/220,085.16
  6. Step 6: Final answer
    x = 171,934.25

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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.