Home / 49,470.53-74,178.06-21,373.05

Finding the Fourth Proportional to 49,470.53, 74,178.06 and 21,373.05

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Solution

The fourth proportional to 49,470.53, 74,178.06 and 21,373.05 is: 32,047.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,470.53 : 74,178.06 = 21,373.05 : x
  2. Step 2: Convert to fraction form
    49,470.53/74,178.06 = 21,373.05/x
  3. Step 3: Cross multiply
    49,470.53x = 74,178.06 × 21,373.05
  4. Step 4: Simplify right side
    49,470.53x = 1,585,411,278.42
  5. Step 5: Solve for x
    x = 1,585,411,278.42/49,470.53
  6. Step 6: Final answer
    x = 32,047.59

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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.