Home / 181,210.80-250,048.26-100,627.35

Finding the Fourth Proportional to 181,210.80, 250,048.26 and 100,627.35

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Solution

The fourth proportional to 181,210.80, 250,048.26 and 100,627.35 is: 138,853.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,210.80 : 250,048.26 = 100,627.35 : x
  2. Step 2: Convert to fraction form
    181,210.80/250,048.26 = 100,627.35/x
  3. Step 3: Cross multiply
    181,210.80x = 250,048.26 × 100,627.35
  4. Step 4: Simplify right side
    181,210.80x = 25,161,693,775.91
  5. Step 5: Solve for x
    x = 25,161,693,775.91/181,210.80
  6. Step 6: Final answer
    x = 138,853.17

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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.