Home / 55,734.30-83,601.45-53,142.30

Finding the Fourth Proportional to 55,734.30, 83,601.45 and 53,142.30

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Solution

The fourth proportional to 55,734.30, 83,601.45 and 53,142.30 is: 79,713.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,734.30 : 83,601.45 = 53,142.30 : x
  2. Step 2: Convert to fraction form
    55,734.30/83,601.45 = 53,142.30/x
  3. Step 3: Cross multiply
    55,734.30x = 83,601.45 × 53,142.30
  4. Step 4: Simplify right side
    55,734.30x = 4,442,773,336.34
  5. Step 5: Solve for x
    x = 4,442,773,336.34/55,734.30
  6. Step 6: Final answer
    x = 79,713.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.