Home / 181,466.36-250,423.35-100,891.34

Finding the Fourth Proportional to 181,466.36, 250,423.35 and 100,891.34

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Solution

The fourth proportional to 181,466.36, 250,423.35 and 100,891.34 is: 139,229.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,466.36 : 250,423.35 = 100,891.34 : x
  2. Step 2: Convert to fraction form
    181,466.36/250,423.35 = 100,891.34/x
  3. Step 3: Cross multiply
    181,466.36x = 250,423.35 × 100,891.34
  4. Step 4: Simplify right side
    181,466.36x = 25,265,547,348.79
  5. Step 5: Solve for x
    x = 25,265,547,348.79/181,466.36
  6. Step 6: Final answer
    x = 139,229.92

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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.