Home / 51,294.56-70,818.49-33,154.78

Finding the Fourth Proportional to 51,294.56, 70,818.49 and 33,154.78

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Solution

The fourth proportional to 51,294.56, 70,818.49 and 33,154.78 is: 45,774.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,294.56 : 70,818.49 = 33,154.78 : x
  2. Step 2: Convert to fraction form
    51,294.56/70,818.49 = 33,154.78/x
  3. Step 3: Cross multiply
    51,294.56x = 70,818.49 × 33,154.78
  4. Step 4: Simplify right side
    51,294.56x = 2,347,971,455.88
  5. Step 5: Solve for x
    x = 2,347,971,455.88/51,294.56
  6. Step 6: Final answer
    x = 45,774.28

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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.