Home / 57,868.12-79,860.28-33,994.59

Finding the Fourth Proportional to 57,868.12, 79,860.28 and 33,994.59

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Solution

The fourth proportional to 57,868.12, 79,860.28 and 33,994.59 is: 46,913.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,868.12 : 79,860.28 = 33,994.59 : x
  2. Step 2: Convert to fraction form
    57,868.12/79,860.28 = 33,994.59/x
  3. Step 3: Cross multiply
    57,868.12x = 79,860.28 × 33,994.59
  4. Step 4: Simplify right side
    57,868.12x = 2,714,817,155.16
  5. Step 5: Solve for x
    x = 2,714,817,155.16/57,868.12
  6. Step 6: Final answer
    x = 46,913.86

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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.