Home / 94,133.01-141,199.64-66,178.09

Finding the Fourth Proportional to 94,133.01, 141,199.64 and 66,178.09

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Solution

The fourth proportional to 94,133.01, 141,199.64 and 66,178.09 is: 99,267.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,133.01 : 141,199.64 = 66,178.09 : x
  2. Step 2: Convert to fraction form
    94,133.01/141,199.64 = 66,178.09/x
  3. Step 3: Cross multiply
    94,133.01x = 141,199.64 × 66,178.09
  4. Step 4: Simplify right side
    94,133.01x = 9,344,322,483.89
  5. Step 5: Solve for x
    x = 9,344,322,483.89/94,133.01
  6. Step 6: Final answer
    x = 99,267.22

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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.