Home / 49,031.40-73,352.70-42,529.80

Finding the Fourth Proportional to 49,031.40, 73,352.70 and 42,529.80

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Solution

The fourth proportional to 49,031.40, 73,352.70 and 42,529.80 is: 63,626.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,031.40 : 73,352.70 = 42,529.80 : x
  2. Step 2: Convert to fraction form
    49,031.40/73,352.70 = 42,529.80/x
  3. Step 3: Cross multiply
    49,031.40x = 73,352.70 × 42,529.80
  4. Step 4: Simplify right side
    49,031.40x = 3,119,675,660.46
  5. Step 5: Solve for x
    x = 3,119,675,660.46/49,031.40
  6. Step 6: Final answer
    x = 63,626.08

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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.