Home / 103,663.07-154,601.93-101,796.83

Finding the Fourth Proportional to 103,663.07, 154,601.93 and 101,796.83

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Solution

The fourth proportional to 103,663.07, 154,601.93 and 101,796.83 is: 151,818.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,663.07 : 154,601.93 = 101,796.83 : x
  2. Step 2: Convert to fraction form
    103,663.07/154,601.93 = 101,796.83/x
  3. Step 3: Cross multiply
    103,663.07x = 154,601.93 × 101,796.83
  4. Step 4: Simplify right side
    103,663.07x = 15,737,986,385.88
  5. Step 5: Solve for x
    x = 15,737,986,385.88/103,663.07
  6. Step 6: Final answer
    x = 151,818.64

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.