Home / 149,585.84-224,377.03-42,972.42

Finding the Fourth Proportional to 149,585.84, 224,377.03 and 42,972.42

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Solution

The fourth proportional to 149,585.84, 224,377.03 and 42,972.42 is: 64,458.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,585.84 : 224,377.03 = 42,972.42 : x
  2. Step 2: Convert to fraction form
    149,585.84/224,377.03 = 42,972.42/x
  3. Step 3: Cross multiply
    149,585.84x = 224,377.03 × 42,972.42
  4. Step 4: Simplify right side
    149,585.84x = 9,642,023,756.65
  5. Step 5: Solve for x
    x = 9,642,023,756.65/149,585.84
  6. Step 6: Final answer
    x = 64,458.13

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.