Home / 66,526.64-99,805.91-22,153.79

Finding the Fourth Proportional to 66,526.64, 99,805.91 and 22,153.79

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Solution

The fourth proportional to 66,526.64, 99,805.91 and 22,153.79 is: 33,235.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,526.64 : 99,805.91 = 22,153.79 : x
  2. Step 2: Convert to fraction form
    66,526.64/99,805.91 = 22,153.79/x
  3. Step 3: Cross multiply
    66,526.64x = 99,805.91 × 22,153.79
  4. Step 4: Simplify right side
    66,526.64x = 2,211,078,561.10
  5. Step 5: Solve for x
    x = 2,211,078,561.10/66,526.64
  6. Step 6: Final answer
    x = 33,235.99

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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.