Home / 88,279.80-121,828.52-47,996.27

Finding the Fourth Proportional to 88,279.80, 121,828.52 and 47,996.27

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Solution

The fourth proportional to 88,279.80, 121,828.52 and 47,996.27 is: 66,236.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,279.80 : 121,828.52 = 47,996.27 : x
  2. Step 2: Convert to fraction form
    88,279.80/121,828.52 = 47,996.27/x
  3. Step 3: Cross multiply
    88,279.80x = 121,828.52 × 47,996.27
  4. Step 4: Simplify right side
    88,279.80x = 5,847,314,507.33
  5. Step 5: Solve for x
    x = 5,847,314,507.33/88,279.80
  6. Step 6: Final answer
    x = 66,236.16

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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.