Home / 181,146.27-249,988.23-100,575.03

Finding the Fourth Proportional to 181,146.27, 249,988.23 and 100,575.03

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Solution

The fourth proportional to 181,146.27, 249,988.23 and 100,575.03 is: 138,797.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,146.27 : 249,988.23 = 100,575.03 : x
  2. Step 2: Convert to fraction form
    181,146.27/249,988.23 = 100,575.03/x
  3. Step 3: Cross multiply
    181,146.27x = 249,988.23 × 100,575.03
  4. Step 4: Simplify right side
    181,146.27x = 25,142,573,731.90
  5. Step 5: Solve for x
    x = 25,142,573,731.90/181,146.27
  6. Step 6: Final answer
    x = 138,797.08

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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.