Home / 87,585.54-120,870.46-53,593.41

Finding the Fourth Proportional to 87,585.54, 120,870.46 and 53,593.41

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Solution

The fourth proportional to 87,585.54, 120,870.46 and 53,593.41 is: 73,960.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,585.54 : 120,870.46 = 53,593.41 : x
  2. Step 2: Convert to fraction form
    87,585.54/120,870.46 = 53,593.41/x
  3. Step 3: Cross multiply
    87,585.54x = 120,870.46 × 53,593.41
  4. Step 4: Simplify right side
    87,585.54x = 6,477,860,639.92
  5. Step 5: Solve for x
    x = 6,477,860,639.92/87,585.54
  6. Step 6: Final answer
    x = 73,960.39

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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.