Home / 52,749.55-72,794.50-28,877.76

Finding the Fourth Proportional to 52,749.55, 72,794.50 and 28,877.76

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Solution

The fourth proportional to 52,749.55, 72,794.50 and 28,877.76 is: 39,851.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,749.55 : 72,794.50 = 28,877.76 : x
  2. Step 2: Convert to fraction form
    52,749.55/72,794.50 = 28,877.76/x
  3. Step 3: Cross multiply
    52,749.55x = 72,794.50 × 28,877.76
  4. Step 4: Simplify right side
    52,749.55x = 2,102,142,028.13
  5. Step 5: Solve for x
    x = 2,102,142,028.13/52,749.55
  6. Step 6: Final answer
    x = 39,851.38

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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.