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Finding the Fourth Proportional to 163,553.58, 245,363.31 and 58,369.80

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Solution

The fourth proportional to 163,553.58, 245,363.31 and 58,369.80 is: 87,566.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,553.58 : 245,363.31 = 58,369.80 : x
  2. Step 2: Convert to fraction form
    163,553.58/245,363.31 = 58,369.80/x
  3. Step 3: Cross multiply
    163,553.58x = 245,363.31 × 58,369.80
  4. Step 4: Simplify right side
    163,553.58x = 14,321,807,332.04
  5. Step 5: Solve for x
    x = 14,321,807,332.04/163,553.58
  6. Step 6: Final answer
    x = 87,566.46

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1.5x scale

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.