Home / 42,182.66-58,217.94-40,798.14

Finding the Fourth Proportional to 42,182.66, 58,217.94 and 40,798.14

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Solution

The fourth proportional to 42,182.66, 58,217.94 and 40,798.14 is: 56,307.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,182.66 : 58,217.94 = 40,798.14 : x
  2. Step 2: Convert to fraction form
    42,182.66/58,217.94 = 40,798.14/x
  3. Step 3: Cross multiply
    42,182.66x = 58,217.94 × 40,798.14
  4. Step 4: Simplify right side
    42,182.66x = 2,375,183,666.63
  5. Step 5: Solve for x
    x = 2,375,183,666.63/42,182.66
  6. Step 6: Final answer
    x = 56,307.12

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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.