Home / 175,872.05-242,707.89-107,926.55

Finding the Fourth Proportional to 175,872.05, 242,707.89 and 107,926.55

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Solution

The fourth proportional to 175,872.05, 242,707.89 and 107,926.55 is: 148,941.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,872.05 : 242,707.89 = 107,926.55 : x
  2. Step 2: Convert to fraction form
    175,872.05/242,707.89 = 107,926.55/x
  3. Step 3: Cross multiply
    175,872.05x = 242,707.89 × 107,926.55
  4. Step 4: Simplify right side
    175,872.05x = 26,194,625,225.48
  5. Step 5: Solve for x
    x = 26,194,625,225.48/175,872.05
  6. Step 6: Final answer
    x = 148,941.38

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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.