Home / 61,260.15-84,534.84-34,405.16

Finding the Fourth Proportional to 61,260.15, 84,534.84 and 34,405.16

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Solution

The fourth proportional to 61,260.15, 84,534.84 and 34,405.16 is: 47,476.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,260.15 : 84,534.84 = 34,405.16 : x
  2. Step 2: Convert to fraction form
    61,260.15/84,534.84 = 34,405.16/x
  3. Step 3: Cross multiply
    61,260.15x = 84,534.84 × 34,405.16
  4. Step 4: Simplify right side
    61,260.15x = 2,908,434,273.10
  5. Step 5: Solve for x
    x = 2,908,434,273.10/61,260.15
  6. Step 6: Final answer
    x = 47,476.78

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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.