Home / 156,268.04-215,626.74-88,266.92

Finding the Fourth Proportional to 156,268.04, 215,626.74 and 88,266.92

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Solution

The fourth proportional to 156,268.04, 215,626.74 and 88,266.92 is: 121,795.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,268.04 : 215,626.74 = 88,266.92 : x
  2. Step 2: Convert to fraction form
    156,268.04/215,626.74 = 88,266.92/x
  3. Step 3: Cross multiply
    156,268.04x = 215,626.74 × 88,266.92
  4. Step 4: Simplify right side
    156,268.04x = 19,032,708,209.44
  5. Step 5: Solve for x
    x = 19,032,708,209.44/156,268.04
  6. Step 6: Final answer
    x = 121,795.27

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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.