Home / 215,376.06-323,064.02-57,600.42

Finding the Fourth Proportional to 215,376.06, 323,064.02 and 57,600.42

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Solution

The fourth proportional to 215,376.06, 323,064.02 and 57,600.42 is: 86,400.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,376.06 : 323,064.02 = 57,600.42 : x
  2. Step 2: Convert to fraction form
    215,376.06/323,064.02 = 57,600.42/x
  3. Step 3: Cross multiply
    215,376.06x = 323,064.02 × 57,600.42
  4. Step 4: Simplify right side
    215,376.06x = 18,608,621,335.57
  5. Step 5: Solve for x
    x = 18,608,621,335.57/215,376.06
  6. Step 6: Final answer
    x = 86,400.60

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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.