Home / 87,572.04-120,827.16-53,568.08

Finding the Fourth Proportional to 87,572.04, 120,827.16 and 53,568.08

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Solution

The fourth proportional to 87,572.04, 120,827.16 and 53,568.08 is: 73,910.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,572.04 : 120,827.16 = 53,568.08 : x
  2. Step 2: Convert to fraction form
    87,572.04/120,827.16 = 53,568.08/x
  3. Step 3: Cross multiply
    87,572.04x = 120,827.16 × 53,568.08
  4. Step 4: Simplify right side
    87,572.04x = 6,472,478,973.05
  5. Step 5: Solve for x
    x = 6,472,478,973.05/87,572.04
  6. Step 6: Final answer
    x = 73,910.34

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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.