Home / 57,970.80-86,956.20-16,418.16

Finding the Fourth Proportional to 57,970.80, 86,956.20 and 16,418.16

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Solution

The fourth proportional to 57,970.80, 86,956.20 and 16,418.16 is: 24,627.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,970.80 : 86,956.20 = 16,418.16 : x
  2. Step 2: Convert to fraction form
    57,970.80/86,956.20 = 16,418.16/x
  3. Step 3: Cross multiply
    57,970.80x = 86,956.20 × 16,418.16
  4. Step 4: Simplify right side
    57,970.80x = 1,427,660,804.59
  5. Step 5: Solve for x
    x = 1,427,660,804.59/57,970.80
  6. Step 6: Final answer
    x = 24,627.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.