Home / 57,398.40-79,205.28-32,243.20

Finding the Fourth Proportional to 57,398.40, 79,205.28 and 32,243.20

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Solution

The fourth proportional to 57,398.40, 79,205.28 and 32,243.20 is: 44,493.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,398.40 : 79,205.28 = 32,243.20 : x
  2. Step 2: Convert to fraction form
    57,398.40/79,205.28 = 32,243.20/x
  3. Step 3: Cross multiply
    57,398.40x = 79,205.28 × 32,243.20
  4. Step 4: Simplify right side
    57,398.40x = 2,553,831,684.10
  5. Step 5: Solve for x
    x = 2,553,831,684.10/57,398.40
  6. Step 6: Final answer
    x = 44,493.08

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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.