Home / 101,331.11-152,029.47-48,733.76

Finding the Fourth Proportional to 101,331.11, 152,029.47 and 48,733.76

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Solution

The fourth proportional to 101,331.11, 152,029.47 and 48,733.76 is: 73,116.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,331.11 : 152,029.47 = 48,733.76 : x
  2. Step 2: Convert to fraction form
    101,331.11/152,029.47 = 48,733.76/x
  3. Step 3: Cross multiply
    101,331.11x = 152,029.47 × 48,733.76
  4. Step 4: Simplify right side
    101,331.11x = 7,408,967,703.91
  5. Step 5: Solve for x
    x = 7,408,967,703.91/101,331.11
  6. Step 6: Final answer
    x = 73,116.42

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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.