Home / 55,486.50-76,573.26-30,337.62

Finding the Fourth Proportional to 55,486.50, 76,573.26 and 30,337.62

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Solution

The fourth proportional to 55,486.50, 76,573.26 and 30,337.62 is: 41,866.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,486.50 : 76,573.26 = 30,337.62 : x
  2. Step 2: Convert to fraction form
    55,486.50/76,573.26 = 30,337.62/x
  3. Step 3: Cross multiply
    55,486.50x = 76,573.26 × 30,337.62
  4. Step 4: Simplify right side
    55,486.50x = 2,323,050,464.04
  5. Step 5: Solve for x
    x = 2,323,050,464.04/55,486.50
  6. Step 6: Final answer
    x = 41,866.95

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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.