Home / 61,279.94-84,563.07-34,423.58

Finding the Fourth Proportional to 61,279.94, 84,563.07 and 34,423.58

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Solution

The fourth proportional to 61,279.94, 84,563.07 and 34,423.58 is: 47,502.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,279.94 : 84,563.07 = 34,423.58 : x
  2. Step 2: Convert to fraction form
    61,279.94/84,563.07 = 34,423.58/x
  3. Step 3: Cross multiply
    61,279.94x = 84,563.07 × 34,423.58
  4. Step 4: Simplify right side
    61,279.94x = 2,910,963,605.19
  5. Step 5: Solve for x
    x = 2,910,963,605.19/61,279.94
  6. Step 6: Final answer
    x = 47,502.72

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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.