Home / 61,129.37-84,358.51-34,271.79

Finding the Fourth Proportional to 61,129.37, 84,358.51 and 34,271.79

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Solution

The fourth proportional to 61,129.37, 84,358.51 and 34,271.79 is: 47,295.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,129.37 : 84,358.51 = 34,271.79 : x
  2. Step 2: Convert to fraction form
    61,129.37/84,358.51 = 34,271.79/x
  3. Step 3: Cross multiply
    61,129.37x = 84,358.51 × 34,271.79
  4. Step 4: Simplify right side
    61,129.37x = 2,891,117,053.75
  5. Step 5: Solve for x
    x = 2,891,117,053.75/61,129.37
  6. Step 6: Final answer
    x = 47,295.06

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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.