Home / 40,700.20-61,041.06-14,404.94

Finding the Fourth Proportional to 40,700.20, 61,041.06 and 14,404.94

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Solution

The fourth proportional to 40,700.20, 61,041.06 and 14,404.94 is: 21,604.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,700.20 : 61,041.06 = 14,404.94 : x
  2. Step 2: Convert to fraction form
    40,700.20/61,041.06 = 14,404.94/x
  3. Step 3: Cross multiply
    40,700.20x = 61,041.06 × 14,404.94
  4. Step 4: Simplify right side
    40,700.20x = 879,292,806.84
  5. Step 5: Solve for x
    x = 879,292,806.84/40,700.20
  6. Step 6: Final answer
    x = 21,604.14

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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.