Home / 107,958.90-148,983.93-60,215.34

Finding the Fourth Proportional to 107,958.90, 148,983.93 and 60,215.34

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Solution

The fourth proportional to 107,958.90, 148,983.93 and 60,215.34 is: 83,097.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,958.90 : 148,983.93 = 60,215.34 : x
  2. Step 2: Convert to fraction form
    107,958.90/148,983.93 = 60,215.34/x
  3. Step 3: Cross multiply
    107,958.90x = 148,983.93 × 60,215.34
  4. Step 4: Simplify right side
    107,958.90x = 8,971,117,999.49
  5. Step 5: Solve for x
    x = 8,971,117,999.49/107,958.90
  6. Step 6: Final answer
    x = 83,097.53

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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.