Home / 52,618.75-72,615.49-28,746.97

Finding the Fourth Proportional to 52,618.75, 72,615.49 and 28,746.97

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Solution

The fourth proportional to 52,618.75, 72,615.49 and 28,746.97 is: 39,671.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,618.75 : 72,615.49 = 28,746.97 : x
  2. Step 2: Convert to fraction form
    52,618.75/72,615.49 = 28,746.97/x
  3. Step 3: Cross multiply
    52,618.75x = 72,615.49 × 28,746.97
  4. Step 4: Simplify right side
    52,618.75x = 2,087,475,059.16
  5. Step 5: Solve for x
    x = 2,087,475,059.16/52,618.75
  6. Step 6: Final answer
    x = 39,671.70

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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.