Home / 52,795.88-72,858.31-28,922.65

Finding the Fourth Proportional to 52,795.88, 72,858.31 and 28,922.65

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Solution

The fourth proportional to 52,795.88, 72,858.31 and 28,922.65 is: 39,913.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,795.88 : 72,858.31 = 28,922.65 : x
  2. Step 2: Convert to fraction form
    52,795.88/72,858.31 = 28,922.65/x
  3. Step 3: Cross multiply
    52,795.88x = 72,858.31 × 28,922.65
  4. Step 4: Simplify right side
    52,795.88x = 2,107,255,145.27
  5. Step 5: Solve for x
    x = 2,107,255,145.27/52,795.88
  6. Step 6: Final answer
    x = 39,913.25

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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.