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Finding the Fourth Proportional to 195,758.66, 293,681.75 and 62,646.90

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Solution

The fourth proportional to 195,758.66, 293,681.75 and 62,646.90 is: 93,984.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,758.66 : 293,681.75 = 62,646.90 : x
  2. Step 2: Convert to fraction form
    195,758.66/293,681.75 = 62,646.90/x
  3. Step 3: Cross multiply
    195,758.66x = 293,681.75 × 62,646.90
  4. Step 4: Simplify right side
    195,758.66x = 18,398,250,910.84
  5. Step 5: Solve for x
    x = 18,398,250,910.84/195,758.66
  6. Step 6: Final answer
    x = 93,984.35

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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.