Home / 53,652.95-80,479.43-20,373.04

Finding the Fourth Proportional to 53,652.95, 80,479.43 and 20,373.04

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Solution

The fourth proportional to 53,652.95, 80,479.43 and 20,373.04 is: 30,559.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,652.95 : 80,479.43 = 20,373.04 : x
  2. Step 2: Convert to fraction form
    53,652.95/80,479.43 = 20,373.04/x
  3. Step 3: Cross multiply
    53,652.95x = 80,479.43 × 20,373.04
  4. Step 4: Simplify right side
    53,652.95x = 1,639,610,646.57
  5. Step 5: Solve for x
    x = 1,639,610,646.57/53,652.95
  6. Step 6: Final answer
    x = 30,559.56

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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.