Home / 156,282.98-215,496.77-113,177.21

Finding the Fourth Proportional to 156,282.98, 215,496.77 and 113,177.21

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Solution

The fourth proportional to 156,282.98, 215,496.77 and 113,177.21 is: 156,058.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,282.98 : 215,496.77 = 113,177.21 : x
  2. Step 2: Convert to fraction form
    156,282.98/215,496.77 = 113,177.21/x
  3. Step 3: Cross multiply
    156,282.98x = 215,496.77 × 113,177.21
  4. Step 4: Simplify right side
    156,282.98x = 24,389,321,549.24
  5. Step 5: Solve for x
    x = 24,389,321,549.24/156,282.98
  6. Step 6: Final answer
    x = 156,058.72

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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.