Home / 156,088.24-215,402.31-84,468.24

Finding the Fourth Proportional to 156,088.24, 215,402.31 and 84,468.24

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Solution

The fourth proportional to 156,088.24, 215,402.31 and 84,468.24 is: 116,566.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,088.24 : 215,402.31 = 84,468.24 : x
  2. Step 2: Convert to fraction form
    156,088.24/215,402.31 = 84,468.24/x
  3. Step 3: Cross multiply
    156,088.24x = 215,402.31 × 84,468.24
  4. Step 4: Simplify right side
    156,088.24x = 18,194,654,017.63
  5. Step 5: Solve for x
    x = 18,194,654,017.63/156,088.24
  6. Step 6: Final answer
    x = 116,566.46

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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.