Home / 71,262.36-98,341.43-42,580.46

Finding the Fourth Proportional to 71,262.36, 98,341.43 and 42,580.46

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Solution

The fourth proportional to 71,262.36, 98,341.43 and 42,580.46 is: 58,760.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,262.36 : 98,341.43 = 42,580.46 : x
  2. Step 2: Convert to fraction form
    71,262.36/98,341.43 = 42,580.46/x
  3. Step 3: Cross multiply
    71,262.36x = 98,341.43 × 42,580.46
  4. Step 4: Simplify right side
    71,262.36x = 4,187,423,359.41
  5. Step 5: Solve for x
    x = 4,187,423,359.41/71,262.36
  6. Step 6: Final answer
    x = 58,760.66

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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.