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Finding the Fourth Proportional to 98,250.93, 135,586.29 and 53,538.93

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Solution

The fourth proportional to 98,250.93, 135,586.29 and 53,538.93 is: 73,883.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,250.93 : 135,586.29 = 53,538.93 : x
  2. Step 2: Convert to fraction form
    98,250.93/135,586.29 = 53,538.93/x
  3. Step 3: Cross multiply
    98,250.93x = 135,586.29 × 53,538.93
  4. Step 4: Simplify right side
    98,250.93x = 7,259,144,889.27
  5. Step 5: Solve for x
    x = 7,259,144,889.27/98,250.93
  6. Step 6: Final answer
    x = 73,883.73

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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.