Home / 84,479.52-116,535.74-54,269.59

Finding the Fourth Proportional to 84,479.52, 116,535.74 and 54,269.59

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Solution

The fourth proportional to 84,479.52, 116,535.74 and 54,269.59 is: 74,862.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,479.52 : 116,535.74 = 54,269.59 : x
  2. Step 2: Convert to fraction form
    84,479.52/116,535.74 = 54,269.59/x
  3. Step 3: Cross multiply
    84,479.52x = 116,535.74 × 54,269.59
  4. Step 4: Simplify right side
    84,479.52x = 6,324,346,830.15
  5. Step 5: Solve for x
    x = 6,324,346,830.15/84,479.52
  6. Step 6: Final answer
    x = 74,862.49

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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.