Home / 77,947.76-116,933.90-25,344.95

Finding the Fourth Proportional to 77,947.76, 116,933.90 and 25,344.95

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Solution

The fourth proportional to 77,947.76, 116,933.90 and 25,344.95 is: 38,021.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,947.76 : 116,933.90 = 25,344.95 : x
  2. Step 2: Convert to fraction form
    77,947.76/116,933.90 = 25,344.95/x
  3. Step 3: Cross multiply
    77,947.76x = 116,933.90 × 25,344.95
  4. Step 4: Simplify right side
    77,947.76x = 2,963,683,137.41
  5. Step 5: Solve for x
    x = 2,963,683,137.41/77,947.76
  6. Step 6: Final answer
    x = 38,021.40

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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.