Home / 85,941.25-118,597.11-47,698.57

Finding the Fourth Proportional to 85,941.25, 118,597.11 and 47,698.57

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Solution

The fourth proportional to 85,941.25, 118,597.11 and 47,698.57 is: 65,823.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,941.25 : 118,597.11 = 47,698.57 : x
  2. Step 2: Convert to fraction form
    85,941.25/118,597.11 = 47,698.57/x
  3. Step 3: Cross multiply
    85,941.25x = 118,597.11 × 47,698.57
  4. Step 4: Simplify right side
    85,941.25x = 5,656,912,553.13
  5. Step 5: Solve for x
    x = 5,656,912,553.13/85,941.25
  6. Step 6: Final answer
    x = 65,823.02

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1.5x scale

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.