Home / 83,317-114,977.47-45,591.26

Finding the Fourth Proportional to 83,317, 114,977.47 and 45,591.26

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Solution

The fourth proportional to 83,317, 114,977.47 and 45,591.26 is: 62,915.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,317 : 114,977.47 = 45,591.26 : x
  2. Step 2: Convert to fraction form
    83,317/114,977.47 = 45,591.26/x
  3. Step 3: Cross multiply
    83,317x = 114,977.47 × 45,591.26
  4. Step 4: Simplify right side
    83,317x = 5,241,967,728.91
  5. Step 5: Solve for x
    x = 5,241,967,728.91/83,317
  6. Step 6: Final answer
    x = 62,915.94

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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.