Home / 52,827.77-72,901.91-28,954.40

Finding the Fourth Proportional to 52,827.77, 72,901.91 and 28,954.40

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Solution

The fourth proportional to 52,827.77, 72,901.91 and 28,954.40 is: 39,956.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,827.77 : 72,901.91 = 28,954.40 : x
  2. Step 2: Convert to fraction form
    52,827.77/72,901.91 = 28,954.40/x
  3. Step 3: Cross multiply
    52,827.77x = 72,901.91 × 28,954.40
  4. Step 4: Simplify right side
    52,827.77x = 2,110,830,770.78
  5. Step 5: Solve for x
    x = 2,110,830,770.78/52,827.77
  6. Step 6: Final answer
    x = 39,956.84

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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.