Home / 66,334.26-99,501.40-19,583.50

Finding the Fourth Proportional to 66,334.26, 99,501.40 and 19,583.50

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Solution

The fourth proportional to 66,334.26, 99,501.40 and 19,583.50 is: 29,375.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,334.26 : 99,501.40 = 19,583.50 : x
  2. Step 2: Convert to fraction form
    66,334.26/99,501.40 = 19,583.50/x
  3. Step 3: Cross multiply
    66,334.26x = 99,501.40 × 19,583.50
  4. Step 4: Simplify right side
    66,334.26x = 1,948,585,666.90
  5. Step 5: Solve for x
    x = 1,948,585,666.90/66,334.26
  6. Step 6: Final answer
    x = 29,375.25

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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.