Home / 57,518.40-86,277.60-34,132.80

Finding the Fourth Proportional to 57,518.40, 86,277.60 and 34,132.80

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Solution

The fourth proportional to 57,518.40, 86,277.60 and 34,132.80 is: 51,199.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,518.40 : 86,277.60 = 34,132.80 : x
  2. Step 2: Convert to fraction form
    57,518.40/86,277.60 = 34,132.80/x
  3. Step 3: Cross multiply
    57,518.40x = 86,277.60 × 34,132.80
  4. Step 4: Simplify right side
    57,518.40x = 2,944,896,065.28
  5. Step 5: Solve for x
    x = 2,944,896,065.28/57,518.40
  6. Step 6: Final answer
    x = 51,199.20

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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.