Home / 45,347.28-67,951.71-19,037.76

Finding the Fourth Proportional to 45,347.28, 67,951.71 and 19,037.76

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Solution

The fourth proportional to 45,347.28, 67,951.71 and 19,037.76 is: 28,527.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,347.28 : 67,951.71 = 19,037.76 : x
  2. Step 2: Convert to fraction form
    45,347.28/67,951.71 = 19,037.76/x
  3. Step 3: Cross multiply
    45,347.28x = 67,951.71 × 19,037.76
  4. Step 4: Simplify right side
    45,347.28x = 1,293,648,346.57
  5. Step 5: Solve for x
    x = 1,293,648,346.57/45,347.28
  6. Step 6: Final answer
    x = 28,527.58

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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.