Home / 85,551.89-118,065.47-47,826.14

Finding the Fourth Proportional to 85,551.89, 118,065.47 and 47,826.14

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Solution

The fourth proportional to 85,551.89, 118,065.47 and 47,826.14 is: 66,002.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,551.89 : 118,065.47 = 47,826.14 : x
  2. Step 2: Convert to fraction form
    85,551.89/118,065.47 = 47,826.14/x
  3. Step 3: Cross multiply
    85,551.89x = 118,065.47 × 47,826.14
  4. Step 4: Simplify right side
    85,551.89x = 5,646,614,867.93
  5. Step 5: Solve for x
    x = 5,646,614,867.93/85,551.89
  6. Step 6: Final answer
    x = 66,002.23

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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.