Home / 49,462.40-68,281.76-28,237.57

Finding the Fourth Proportional to 49,462.40, 68,281.76 and 28,237.57

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Solution

The fourth proportional to 49,462.40, 68,281.76 and 28,237.57 is: 38,981.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,462.40 : 68,281.76 = 28,237.57 : x
  2. Step 2: Convert to fraction form
    49,462.40/68,281.76 = 28,237.57/x
  3. Step 3: Cross multiply
    49,462.40x = 68,281.76 × 28,237.57
  4. Step 4: Simplify right side
    49,462.40x = 1,928,110,977.72
  5. Step 5: Solve for x
    x = 1,928,110,977.72/49,462.40
  6. Step 6: Final answer
    x = 38,981.35

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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.