Home / 181,125.72-249,983.28-105,674.04

Finding the Fourth Proportional to 181,125.72, 249,983.28 and 105,674.04

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Solution

The fourth proportional to 181,125.72, 249,983.28 and 105,674.04 is: 145,847.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,125.72 : 249,983.28 = 105,674.04 : x
  2. Step 2: Convert to fraction form
    181,125.72/249,983.28 = 105,674.04/x
  3. Step 3: Cross multiply
    181,125.72x = 249,983.28 × 105,674.04
  4. Step 4: Simplify right side
    181,125.72x = 26,416,743,130.05
  5. Step 5: Solve for x
    x = 26,416,743,130.05/181,125.72
  6. Step 6: Final answer
    x = 145,847.55

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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.