Home / 181,182.51-250,023.45-100,615.14

Finding the Fourth Proportional to 181,182.51, 250,023.45 and 100,615.14

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Solution

The fourth proportional to 181,182.51, 250,023.45 and 100,615.14 is: 138,844.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,182.51 : 250,023.45 = 100,615.14 : x
  2. Step 2: Convert to fraction form
    181,182.51/250,023.45 = 100,615.14/x
  3. Step 3: Cross multiply
    181,182.51x = 250,023.45 × 100,615.14
  4. Step 4: Simplify right side
    181,182.51x = 25,156,144,425.03
  5. Step 5: Solve for x
    x = 25,156,144,425.03/181,182.51
  6. Step 6: Final answer
    x = 138,844.22

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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.