Home / 52,825.92-72,900.34-28,952.08

Finding the Fourth Proportional to 52,825.92, 72,900.34 and 28,952.08

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Solution

The fourth proportional to 52,825.92, 72,900.34 and 28,952.08 is: 39,954.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,825.92 : 72,900.34 = 28,952.08 : x
  2. Step 2: Convert to fraction form
    52,825.92/72,900.34 = 28,952.08/x
  3. Step 3: Cross multiply
    52,825.92x = 72,900.34 × 28,952.08
  4. Step 4: Simplify right side
    52,825.92x = 2,110,616,475.71
  5. Step 5: Solve for x
    x = 2,110,616,475.71/52,825.92
  6. Step 6: Final answer
    x = 39,954.18

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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.