Home / 84,759.32-116,970.54-48,948.68

Finding the Fourth Proportional to 84,759.32, 116,970.54 and 48,948.68

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Solution

The fourth proportional to 84,759.32, 116,970.54 and 48,948.68 is: 67,550.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,759.32 : 116,970.54 = 48,948.68 : x
  2. Step 2: Convert to fraction form
    84,759.32/116,970.54 = 48,948.68/x
  3. Step 3: Cross multiply
    84,759.32x = 116,970.54 × 48,948.68
  4. Step 4: Simplify right side
    84,759.32x = 5,725,553,531.89
  5. Step 5: Solve for x
    x = 5,725,553,531.89/84,759.32
  6. Step 6: Final answer
    x = 67,550.73

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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.