Home / 169,429.59-233,820.18-101,433.45

Finding the Fourth Proportional to 169,429.59, 233,820.18 and 101,433.45

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Solution

The fourth proportional to 169,429.59, 233,820.18 and 101,433.45 is: 139,982.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,429.59 : 233,820.18 = 101,433.45 : x
  2. Step 2: Convert to fraction form
    169,429.59/233,820.18 = 101,433.45/x
  3. Step 3: Cross multiply
    169,429.59x = 233,820.18 × 101,433.45
  4. Step 4: Simplify right side
    169,429.59x = 23,717,187,537.02
  5. Step 5: Solve for x
    x = 23,717,187,537.02/169,429.59
  6. Step 6: Final answer
    x = 139,982.56

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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.