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Finding the Fourth Proportional to 164,979, 247,468.50 and 59,798.07

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Solution

The fourth proportional to 164,979, 247,468.50 and 59,798.07 is: 89,697.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,979 : 247,468.50 = 59,798.07 : x
  2. Step 2: Convert to fraction form
    164,979/247,468.50 = 59,798.07/x
  3. Step 3: Cross multiply
    164,979x = 247,468.50 × 59,798.07
  4. Step 4: Simplify right side
    164,979x = 14,798,138,685.80
  5. Step 5: Solve for x
    x = 14,798,138,685.80/164,979
  6. Step 6: Final answer
    x = 89,697.11

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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.