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Finding the Fourth Proportional to 66,047.16, 99,109.61 and 24,523.32

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Solution

The fourth proportional to 66,047.16, 99,109.61 and 24,523.32 is: 36,799.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,047.16 : 99,109.61 = 24,523.32 : x
  2. Step 2: Convert to fraction form
    66,047.16/99,109.61 = 24,523.32/x
  3. Step 3: Cross multiply
    66,047.16x = 99,109.61 × 24,523.32
  4. Step 4: Simplify right side
    66,047.16x = 2,430,496,681.11
  5. Step 5: Solve for x
    x = 2,430,496,681.11/66,047.16
  6. Step 6: Final answer
    x = 36,799.41

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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.