Home / 61,112.39-84,333.50-34,256.64

Finding the Fourth Proportional to 61,112.39, 84,333.50 and 34,256.64

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Solution

The fourth proportional to 61,112.39, 84,333.50 and 34,256.64 is: 47,273.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,112.39 : 84,333.50 = 34,256.64 : x
  2. Step 2: Convert to fraction form
    61,112.39/84,333.50 = 34,256.64/x
  3. Step 3: Cross multiply
    61,112.39x = 84,333.50 × 34,256.64
  4. Step 4: Simplify right side
    61,112.39x = 2,888,982,178.16
  5. Step 5: Solve for x
    x = 2,888,982,178.16/61,112.39
  6. Step 6: Final answer
    x = 47,273.26

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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.