Home / 98,575.13-148,171.34-65,056.53

Finding the Fourth Proportional to 98,575.13, 148,171.34 and 65,056.53

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Solution

The fourth proportional to 98,575.13, 148,171.34 and 65,056.53 is: 97,788.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,575.13 : 148,171.34 = 65,056.53 : x
  2. Step 2: Convert to fraction form
    98,575.13/148,171.34 = 65,056.53/x
  3. Step 3: Cross multiply
    98,575.13x = 148,171.34 × 65,056.53
  4. Step 4: Simplify right side
    98,575.13x = 9,639,512,900.57
  5. Step 5: Solve for x
    x = 9,639,512,900.57/98,575.13
  6. Step 6: Final answer
    x = 97,788.49

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.