Home / 70,700.24-106,046.04-29,146.16

Finding the Fourth Proportional to 70,700.24, 106,046.04 and 29,146.16

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Solution

The fourth proportional to 70,700.24, 106,046.04 and 29,146.16 is: 43,717.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,700.24 : 106,046.04 = 29,146.16 : x
  2. Step 2: Convert to fraction form
    70,700.24/106,046.04 = 29,146.16/x
  3. Step 3: Cross multiply
    70,700.24x = 106,046.04 × 29,146.16
  4. Step 4: Simplify right side
    70,700.24x = 3,090,834,849.21
  5. Step 5: Solve for x
    x = 3,090,834,849.21/70,700.24
  6. Step 6: Final answer
    x = 43,717.46

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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.