Home / 107,679.06-148,594.48-59,280.60

Finding the Fourth Proportional to 107,679.06, 148,594.48 and 59,280.60

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Solution

The fourth proportional to 107,679.06, 148,594.48 and 59,280.60 is: 81,805.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,679.06 : 148,594.48 = 59,280.60 : x
  2. Step 2: Convert to fraction form
    107,679.06/148,594.48 = 59,280.60/x
  3. Step 3: Cross multiply
    107,679.06x = 148,594.48 × 59,280.60
  4. Step 4: Simplify right side
    107,679.06x = 8,808,769,931.09
  5. Step 5: Solve for x
    x = 8,808,769,931.09/107,679.06
  6. Step 6: Final answer
    x = 81,805.78

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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.