Home / 66,468.74-99,721.95-27,054.14

Finding the Fourth Proportional to 66,468.74, 99,721.95 and 27,054.14

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Solution

The fourth proportional to 66,468.74, 99,721.95 and 27,054.14 is: 40,588.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,468.74 : 99,721.95 = 27,054.14 : x
  2. Step 2: Convert to fraction form
    66,468.74/99,721.95 = 27,054.14/x
  3. Step 3: Cross multiply
    66,468.74x = 99,721.95 × 27,054.14
  4. Step 4: Simplify right side
    66,468.74x = 2,697,891,596.37
  5. Step 5: Solve for x
    x = 2,697,891,596.37/66,468.74
  6. Step 6: Final answer
    x = 40,588.88

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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.