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Finding the Fourth Proportional to 98,253, 135,611.01 and 62,436.02

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Solution

The fourth proportional to 98,253, 135,611.01 and 62,436.02 is: 86,175.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,253 : 135,611.01 = 62,436.02 : x
  2. Step 2: Convert to fraction form
    98,253/135,611.01 = 62,436.02/x
  3. Step 3: Cross multiply
    98,253x = 135,611.01 × 62,436.02
  4. Step 4: Simplify right side
    98,253x = 8,467,011,054.53
  5. Step 5: Solve for x
    x = 8,467,011,054.53/98,253
  6. Step 6: Final answer
    x = 86,175.60

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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.