Home / 102,827.04-141,886.26-57,499.44

Finding the Fourth Proportional to 102,827.04, 141,886.26 and 57,499.44

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Solution

The fourth proportional to 102,827.04, 141,886.26 and 57,499.44 is: 79,340.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,827.04 : 141,886.26 = 57,499.44 : x
  2. Step 2: Convert to fraction form
    102,827.04/141,886.26 = 57,499.44/x
  3. Step 3: Cross multiply
    102,827.04x = 141,886.26 × 57,499.44
  4. Step 4: Simplify right side
    102,827.04x = 8,158,380,493.69
  5. Step 5: Solve for x
    x = 8,158,380,493.69/102,827.04
  6. Step 6: Final answer
    x = 79,340.81

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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.