Home / 107,961.89-148,987.64-60,214.01

Finding the Fourth Proportional to 107,961.89, 148,987.64 and 60,214.01

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Solution

The fourth proportional to 107,961.89, 148,987.64 and 60,214.01 is: 83,095.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,961.89 : 148,987.64 = 60,214.01 : x
  2. Step 2: Convert to fraction form
    107,961.89/148,987.64 = 60,214.01/x
  3. Step 3: Cross multiply
    107,961.89x = 148,987.64 × 60,214.01
  4. Step 4: Simplify right side
    107,961.89x = 8,971,142,943.77
  5. Step 5: Solve for x
    x = 8,971,142,943.77/107,961.89
  6. Step 6: Final answer
    x = 83,095.46

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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.