Home / 98,110.16-135,390.66-60,383.60

Finding the Fourth Proportional to 98,110.16, 135,390.66 and 60,383.60

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Solution

The fourth proportional to 98,110.16, 135,390.66 and 60,383.60 is: 83,328.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,110.16 : 135,390.66 = 60,383.60 : x
  2. Step 2: Convert to fraction form
    98,110.16/135,390.66 = 60,383.60/x
  3. Step 3: Cross multiply
    98,110.16x = 135,390.66 × 60,383.60
  4. Step 4: Simplify right side
    98,110.16x = 8,175,375,457.18
  5. Step 5: Solve for x
    x = 8,175,375,457.18/98,110.16
  6. Step 6: Final answer
    x = 83,328.53

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1.5x scale

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.