Home / 113,641.03-156,825.72-62,655.79

Finding the Fourth Proportional to 113,641.03, 156,825.72 and 62,655.79

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Solution

The fourth proportional to 113,641.03, 156,825.72 and 62,655.79 is: 86,465.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,641.03 : 156,825.72 = 62,655.79 : x
  2. Step 2: Convert to fraction form
    113,641.03/156,825.72 = 62,655.79/x
  3. Step 3: Cross multiply
    113,641.03x = 156,825.72 × 62,655.79
  4. Step 4: Simplify right side
    113,641.03x = 9,826,039,378.92
  5. Step 5: Solve for x
    x = 9,826,039,378.92/113,641.03
  6. Step 6: Final answer
    x = 86,465.60

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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.