Home / 56,436.80-84,760.65-49,684.79

Finding the Fourth Proportional to 56,436.80, 84,760.65 and 49,684.79

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Solution

The fourth proportional to 56,436.80, 84,760.65 and 49,684.79 is: 74,620.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,436.80 : 84,760.65 = 49,684.79 : x
  2. Step 2: Convert to fraction form
    56,436.80/84,760.65 = 49,684.79/x
  3. Step 3: Cross multiply
    56,436.80x = 84,760.65 × 49,684.79
  4. Step 4: Simplify right side
    56,436.80x = 4,211,315,307.42
  5. Step 5: Solve for x
    x = 4,211,315,307.42/56,436.80
  6. Step 6: Final answer
    x = 74,620.03

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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.