Home / 156,233.24-215,602.04-84,613.34

Finding the Fourth Proportional to 156,233.24, 215,602.04 and 84,613.34

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Solution

The fourth proportional to 156,233.24, 215,602.04 and 84,613.34 is: 116,766.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,233.24 : 215,602.04 = 84,613.34 : x
  2. Step 2: Convert to fraction form
    156,233.24/215,602.04 = 84,613.34/x
  3. Step 3: Cross multiply
    156,233.24x = 215,602.04 × 84,613.34
  4. Step 4: Simplify right side
    156,233.24x = 18,242,807,214.14
  5. Step 5: Solve for x
    x = 18,242,807,214.14/156,233.24
  6. Step 6: Final answer
    x = 116,766.49

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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.