Home / 40,944.05-61,364.22-19,888.91

Finding the Fourth Proportional to 40,944.05, 61,364.22 and 19,888.91

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Solution

The fourth proportional to 40,944.05, 61,364.22 and 19,888.91 is: 29,808.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,944.05 : 61,364.22 = 19,888.91 : x
  2. Step 2: Convert to fraction form
    40,944.05/61,364.22 = 19,888.91/x
  3. Step 3: Cross multiply
    40,944.05x = 61,364.22 × 19,888.91
  4. Step 4: Simplify right side
    40,944.05x = 1,220,467,141.98
  5. Step 5: Solve for x
    x = 1,220,467,141.98/40,944.05
  6. Step 6: Final answer
    x = 29,808.17

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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.