Home / 220,177.24-303,898.98-124,740.16

Finding the Fourth Proportional to 220,177.24, 303,898.98 and 124,740.16

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Solution

The fourth proportional to 220,177.24, 303,898.98 and 124,740.16 is: 172,172.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,177.24 : 303,898.98 = 124,740.16 : x
  2. Step 2: Convert to fraction form
    220,177.24/303,898.98 = 124,740.16/x
  3. Step 3: Cross multiply
    220,177.24x = 303,898.98 × 124,740.16
  4. Step 4: Simplify right side
    220,177.24x = 37,908,407,389.04
  5. Step 5: Solve for x
    x = 37,908,407,389.04/220,177.24
  6. Step 6: Final answer
    x = 172,172.23

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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.