Home / 52,830.24-72,907.55-28,956.92

Finding the Fourth Proportional to 52,830.24, 72,907.55 and 28,956.92

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Solution

The fourth proportional to 52,830.24, 72,907.55 and 28,956.92 is: 39,961.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,830.24 : 72,907.55 = 28,956.92 : x
  2. Step 2: Convert to fraction form
    52,830.24/72,907.55 = 28,956.92/x
  3. Step 3: Cross multiply
    52,830.24x = 72,907.55 × 28,956.92
  4. Step 4: Simplify right side
    52,830.24x = 2,111,177,583.42
  5. Step 5: Solve for x
    x = 2,111,177,583.42/52,830.24
  6. Step 6: Final answer
    x = 39,961.54

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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.