Home / 61,423.17-84,775.58-38,463.65

Finding the Fourth Proportional to 61,423.17, 84,775.58 and 38,463.65

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Solution

The fourth proportional to 61,423.17, 84,775.58 and 38,463.65 is: 53,087.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,423.17 : 84,775.58 = 38,463.65 : x
  2. Step 2: Convert to fraction form
    61,423.17/84,775.58 = 38,463.65/x
  3. Step 3: Cross multiply
    61,423.17x = 84,775.58 × 38,463.65
  4. Step 4: Simplify right side
    61,423.17x = 3,260,777,621.47
  5. Step 5: Solve for x
    x = 3,260,777,621.47/61,423.17
  6. Step 6: Final answer
    x = 53,087.09

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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.