Home / 52,868.77-72,959.84-28,995.23

Finding the Fourth Proportional to 52,868.77, 72,959.84 and 28,995.23

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Solution

The fourth proportional to 52,868.77, 72,959.84 and 28,995.23 is: 40,013.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,868.77 : 72,959.84 = 28,995.23 : x
  2. Step 2: Convert to fraction form
    52,868.77/72,959.84 = 28,995.23/x
  3. Step 3: Cross multiply
    52,868.77x = 72,959.84 × 28,995.23
  4. Step 4: Simplify right side
    52,868.77x = 2,115,487,341.56
  5. Step 5: Solve for x
    x = 2,115,487,341.56/52,868.77
  6. Step 6: Final answer
    x = 40,013.93

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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.