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Finding the Fourth Proportional to 64,984.65, 97,476.98 and 35,460.15

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Solution

The fourth proportional to 64,984.65, 97,476.98 and 35,460.15 is: 53,190.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,984.65 : 97,476.98 = 35,460.15 : x
  2. Step 2: Convert to fraction form
    64,984.65/97,476.98 = 35,460.15/x
  3. Step 3: Cross multiply
    64,984.65x = 97,476.98 × 35,460.15
  4. Step 4: Simplify right side
    64,984.65x = 3,456,548,155.05
  5. Step 5: Solve for x
    x = 3,456,548,155.05/64,984.65
  6. Step 6: Final answer
    x = 53,190.23

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.