Home / 98,395.56-135,725.22-70,110.36

Finding the Fourth Proportional to 98,395.56, 135,725.22 and 70,110.36

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Solution

The fourth proportional to 98,395.56, 135,725.22 and 70,110.36 is: 96,709.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,395.56 : 135,725.22 = 70,110.36 : x
  2. Step 2: Convert to fraction form
    98,395.56/135,725.22 = 70,110.36/x
  3. Step 3: Cross multiply
    98,395.56x = 135,725.22 × 70,110.36
  4. Step 4: Simplify right side
    98,395.56x = 9,515,744,035.28
  5. Step 5: Solve for x
    x = 9,515,744,035.28/98,395.56
  6. Step 6: Final answer
    x = 96,709.08

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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.