Home / 156,302.60-215,697.30-84,684.44

Finding the Fourth Proportional to 156,302.60, 215,697.30 and 84,684.44

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Solution

The fourth proportional to 156,302.60, 215,697.30 and 84,684.44 is: 116,864.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,302.60 : 215,697.30 = 84,684.44 : x
  2. Step 2: Convert to fraction form
    156,302.60/215,697.30 = 84,684.44/x
  3. Step 3: Cross multiply
    156,302.60x = 215,697.30 × 84,684.44
  4. Step 4: Simplify right side
    156,302.60x = 18,266,205,060.01
  5. Step 5: Solve for x
    x = 18,266,205,060.01/156,302.60
  6. Step 6: Final answer
    x = 116,864.37

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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.