Home / 57,320.43-79,100.64-34,363.23

Finding the Fourth Proportional to 57,320.43, 79,100.64 and 34,363.23

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Solution

The fourth proportional to 57,320.43, 79,100.64 and 34,363.23 is: 47,420.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,320.43 : 79,100.64 = 34,363.23 : x
  2. Step 2: Convert to fraction form
    57,320.43/79,100.64 = 34,363.23/x
  3. Step 3: Cross multiply
    57,320.43x = 79,100.64 × 34,363.23
  4. Step 4: Simplify right side
    57,320.43x = 2,718,153,485.47
  5. Step 5: Solve for x
    x = 2,718,153,485.47/57,320.43
  6. Step 6: Final answer
    x = 47,420.33

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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.