Home / 181,395.28-250,061.79-126,777.88

Finding the Fourth Proportional to 181,395.28, 250,061.79 and 126,777.88

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Solution

The fourth proportional to 181,395.28, 250,061.79 and 126,777.88 is: 174,769.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,395.28 : 250,061.79 = 126,777.88 : x
  2. Step 2: Convert to fraction form
    181,395.28/250,061.79 = 126,777.88/x
  3. Step 3: Cross multiply
    181,395.28x = 250,061.79 × 126,777.88
  4. Step 4: Simplify right side
    181,395.28x = 31,702,303,605.21
  5. Step 5: Solve for x
    x = 31,702,303,605.21/181,395.28
  6. Step 6: Final answer
    x = 174,769.18

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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.