Home / 84,290.04-116,331.86-48,479.13

Finding the Fourth Proportional to 84,290.04, 116,331.86 and 48,479.13

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Solution

The fourth proportional to 84,290.04, 116,331.86 and 48,479.13 is: 66,907.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,290.04 : 116,331.86 = 48,479.13 : x
  2. Step 2: Convert to fraction form
    84,290.04/116,331.86 = 48,479.13/x
  3. Step 3: Cross multiply
    84,290.04x = 116,331.86 × 48,479.13
  4. Step 4: Simplify right side
    84,290.04x = 5,639,667,485.28
  5. Step 5: Solve for x
    x = 5,639,667,485.28/84,290.04
  6. Step 6: Final answer
    x = 66,907.88

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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.