Home / 62,405.64-86,120.01-34,111.53

Finding the Fourth Proportional to 62,405.64, 86,120.01 and 34,111.53

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Solution

The fourth proportional to 62,405.64, 86,120.01 and 34,111.53 is: 47,074.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,405.64 : 86,120.01 = 34,111.53 : x
  2. Step 2: Convert to fraction form
    62,405.64/86,120.01 = 34,111.53/x
  3. Step 3: Cross multiply
    62,405.64x = 86,120.01 × 34,111.53
  4. Step 4: Simplify right side
    62,405.64x = 2,937,685,304.72
  5. Step 5: Solve for x
    x = 2,937,685,304.72/62,405.64
  6. Step 6: Final answer
    x = 47,074.04

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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.