Home / 107,950.40-148,971.28-60,203.80

Finding the Fourth Proportional to 107,950.40, 148,971.28 and 60,203.80

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Solution

The fourth proportional to 107,950.40, 148,971.28 and 60,203.80 is: 83,081.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,950.40 : 148,971.28 = 60,203.80 : x
  2. Step 2: Convert to fraction form
    107,950.40/148,971.28 = 60,203.80/x
  3. Step 3: Cross multiply
    107,950.40x = 148,971.28 × 60,203.80
  4. Step 4: Simplify right side
    107,950.40x = 8,968,637,146.86
  5. Step 5: Solve for x
    x = 8,968,637,146.86/107,950.40
  6. Step 6: Final answer
    x = 83,081.09

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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.