Home / 55,950.24-77,211.33-30,799.74

Finding the Fourth Proportional to 55,950.24, 77,211.33 and 30,799.74

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Solution

The fourth proportional to 55,950.24, 77,211.33 and 30,799.74 is: 42,503.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,950.24 : 77,211.33 = 30,799.74 : x
  2. Step 2: Convert to fraction form
    55,950.24/77,211.33 = 30,799.74/x
  3. Step 3: Cross multiply
    55,950.24x = 77,211.33 × 30,799.74
  4. Step 4: Simplify right side
    55,950.24x = 2,378,088,889.05
  5. Step 5: Solve for x
    x = 2,378,088,889.05/55,950.24
  6. Step 6: Final answer
    x = 42,503.64

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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.