Home / 57,250.95-79,006.34-31,756.47

Finding the Fourth Proportional to 57,250.95, 79,006.34 and 31,756.47

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Solution

The fourth proportional to 57,250.95, 79,006.34 and 31,756.47 is: 43,823.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,250.95 : 79,006.34 = 31,756.47 : x
  2. Step 2: Convert to fraction form
    57,250.95/79,006.34 = 31,756.47/x
  3. Step 3: Cross multiply
    57,250.95x = 79,006.34 × 31,756.47
  4. Step 4: Simplify right side
    57,250.95x = 2,508,962,466.02
  5. Step 5: Solve for x
    x = 2,508,962,466.02/57,250.95
  6. Step 6: Final answer
    x = 43,823.94

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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.