Home / 52,552.83-72,522.89-28,679.50

Finding the Fourth Proportional to 52,552.83, 72,522.89 and 28,679.50

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Solution

The fourth proportional to 52,552.83, 72,522.89 and 28,679.50 is: 39,577.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,552.83 : 72,522.89 = 28,679.50 : x
  2. Step 2: Convert to fraction form
    52,552.83/72,522.89 = 28,679.50/x
  3. Step 3: Cross multiply
    52,552.83x = 72,522.89 × 28,679.50
  4. Step 4: Simplify right side
    52,552.83x = 2,079,920,383.29
  5. Step 5: Solve for x
    x = 2,079,920,383.29/52,552.83
  6. Step 6: Final answer
    x = 39,577.70

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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.