Home / 156,158.04-215,418.42-94,887.66

Finding the Fourth Proportional to 156,158.04, 215,418.42 and 94,887.66

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Solution

The fourth proportional to 156,158.04, 215,418.42 and 94,887.66 is: 130,896.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,158.04 : 215,418.42 = 94,887.66 : x
  2. Step 2: Convert to fraction form
    156,158.04/215,418.42 = 94,887.66/x
  3. Step 3: Cross multiply
    156,158.04x = 215,418.42 × 94,887.66
  4. Step 4: Simplify right side
    156,158.04x = 20,440,549,794.70
  5. Step 5: Solve for x
    x = 20,440,549,794.70/156,158.04
  6. Step 6: Final answer
    x = 130,896.56

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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.