Home / 87,070.34-120,166.69-48,833.58

Finding the Fourth Proportional to 87,070.34, 120,166.69 and 48,833.58

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Solution

The fourth proportional to 87,070.34, 120,166.69 and 48,833.58 is: 67,395.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,070.34 : 120,166.69 = 48,833.58 : x
  2. Step 2: Convert to fraction form
    87,070.34/120,166.69 = 48,833.58/x
  3. Step 3: Cross multiply
    87,070.34x = 120,166.69 × 48,833.58
  4. Step 4: Simplify right side
    87,070.34x = 5,868,170,089.55
  5. Step 5: Solve for x
    x = 5,868,170,089.55/87,070.34
  6. Step 6: Final answer
    x = 67,395.74

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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.