Home / 145,475.31-200,882.07-107,301.02

Finding the Fourth Proportional to 145,475.31, 200,882.07 and 107,301.02

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Solution

The fourth proportional to 145,475.31, 200,882.07 and 107,301.02 is: 148,168.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,475.31 : 200,882.07 = 107,301.02 : x
  2. Step 2: Convert to fraction form
    145,475.31/200,882.07 = 107,301.02/x
  3. Step 3: Cross multiply
    145,475.31x = 200,882.07 × 107,301.02
  4. Step 4: Simplify right side
    145,475.31x = 21,554,850,006.30
  5. Step 5: Solve for x
    x = 21,554,850,006.30/145,475.31
  6. Step 6: Final answer
    x = 148,168.44

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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.