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Finding the Fourth Proportional to 98,617.37, 136,091.62 and 53,295.37

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Solution

The fourth proportional to 98,617.37, 136,091.62 and 53,295.37 is: 73,547.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,617.37 : 136,091.62 = 53,295.37 : x
  2. Step 2: Convert to fraction form
    98,617.37/136,091.62 = 53,295.37/x
  3. Step 3: Cross multiply
    98,617.37x = 136,091.62 × 53,295.37
  4. Step 4: Simplify right side
    98,617.37x = 7,253,052,818.30
  5. Step 5: Solve for x
    x = 7,253,052,818.30/98,617.37
  6. Step 6: Final answer
    x = 73,547.41

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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.