Home / 107,768.02-148,719.85-60,021.35

Finding the Fourth Proportional to 107,768.02, 148,719.85 and 60,021.35

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Solution

The fourth proportional to 107,768.02, 148,719.85 and 60,021.35 is: 82,829.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,768.02 : 148,719.85 = 60,021.35 : x
  2. Step 2: Convert to fraction form
    107,768.02/148,719.85 = 60,021.35/x
  3. Step 3: Cross multiply
    107,768.02x = 148,719.85 × 60,021.35
  4. Step 4: Simplify right side
    107,768.02x = 8,926,365,868.69
  5. Step 5: Solve for x
    x = 8,926,365,868.69/107,768.02
  6. Step 6: Final answer
    x = 82,829.45

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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.