Home / 52,862.57-72,953.66-28,989.25

Finding the Fourth Proportional to 52,862.57, 72,953.66 and 28,989.25

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Solution

The fourth proportional to 52,862.57, 72,953.66 and 28,989.25 is: 40,006.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,862.57 : 72,953.66 = 28,989.25 : x
  2. Step 2: Convert to fraction form
    52,862.57/72,953.66 = 28,989.25/x
  3. Step 3: Cross multiply
    52,862.57x = 72,953.66 × 28,989.25
  4. Step 4: Simplify right side
    52,862.57x = 2,114,871,675.65
  5. Step 5: Solve for x
    x = 2,114,871,675.65/52,862.57
  6. Step 6: Final answer
    x = 40,006.98

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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.