Home / 52,617.77-72,612.45-28,744.44

Finding the Fourth Proportional to 52,617.77, 72,612.45 and 28,744.44

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Solution

The fourth proportional to 52,617.77, 72,612.45 and 28,744.44 is: 39,667.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,617.77 : 72,612.45 = 28,744.44 : x
  2. Step 2: Convert to fraction form
    52,617.77/72,612.45 = 28,744.44/x
  3. Step 3: Cross multiply
    52,617.77x = 72,612.45 × 28,744.44
  4. Step 4: Simplify right side
    52,617.77x = 2,087,203,939.98
  5. Step 5: Solve for x
    x = 2,087,203,939.98/52,617.77
  6. Step 6: Final answer
    x = 39,667.28

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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.