Home / 66,116.64-99,346.68-61,797.18

Finding the Fourth Proportional to 66,116.64, 99,346.68 and 61,797.18

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Solution

The fourth proportional to 66,116.64, 99,346.68 and 61,797.18 is: 92,856.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,116.64 : 99,346.68 = 61,797.18 : x
  2. Step 2: Convert to fraction form
    66,116.64/99,346.68 = 61,797.18/x
  3. Step 3: Cross multiply
    66,116.64x = 99,346.68 × 61,797.18
  4. Step 4: Simplify right side
    66,116.64x = 6,139,344,666.36
  5. Step 5: Solve for x
    x = 6,139,344,666.36/66,116.64
  6. Step 6: Final answer
    x = 92,856.27

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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.