Home / 142,227.04-196,265.19-84,931.02

Finding the Fourth Proportional to 142,227.04, 196,265.19 and 84,931.02

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Solution

The fourth proportional to 142,227.04, 196,265.19 and 84,931.02 is: 117,199.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,227.04 : 196,265.19 = 84,931.02 : x
  2. Step 2: Convert to fraction form
    142,227.04/196,265.19 = 84,931.02/x
  3. Step 3: Cross multiply
    142,227.04x = 196,265.19 × 84,931.02
  4. Step 4: Simplify right side
    142,227.04x = 16,669,002,777.19
  5. Step 5: Solve for x
    x = 16,669,002,777.19/142,227.04
  6. Step 6: Final answer
    x = 117,199.96

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.