Home / 107,643.36-148,553.67-59,897.75

Finding the Fourth Proportional to 107,643.36, 148,553.67 and 59,897.75

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Solution

The fourth proportional to 107,643.36, 148,553.67 and 59,897.75 is: 82,662.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,643.36 : 148,553.67 = 59,897.75 : x
  2. Step 2: Convert to fraction form
    107,643.36/148,553.67 = 59,897.75/x
  3. Step 3: Cross multiply
    107,643.36x = 148,553.67 × 59,897.75
  4. Step 4: Simplify right side
    107,643.36x = 8,898,029,844.47
  5. Step 5: Solve for x
    x = 8,898,029,844.47/107,643.36
  6. Step 6: Final answer
    x = 82,662.13

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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.