Home / 181,574.28-250,503.57-112,631.76

Finding the Fourth Proportional to 181,574.28, 250,503.57 and 112,631.76

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Solution

The fourth proportional to 181,574.28, 250,503.57 and 112,631.76 is: 155,389.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,574.28 : 250,503.57 = 112,631.76 : x
  2. Step 2: Convert to fraction form
    181,574.28/250,503.57 = 112,631.76/x
  3. Step 3: Cross multiply
    181,574.28x = 250,503.57 × 112,631.76
  4. Step 4: Simplify right side
    181,574.28x = 28,214,657,975.38
  5. Step 5: Solve for x
    x = 28,214,657,975.38/181,574.28
  6. Step 6: Final answer
    x = 155,389.07

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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.