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Finding the Fourth Proportional to 173,883.80, 260,858.10 and 55,588.70

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Solution

The fourth proportional to 173,883.80, 260,858.10 and 55,588.70 is: 83,393.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,883.80 : 260,858.10 = 55,588.70 : x
  2. Step 2: Convert to fraction form
    173,883.80/260,858.10 = 55,588.70/x
  3. Step 3: Cross multiply
    173,883.80x = 260,858.10 × 55,588.70
  4. Step 4: Simplify right side
    173,883.80x = 14,500,762,663.47
  5. Step 5: Solve for x
    x = 14,500,762,663.47/173,883.80
  6. Step 6: Final answer
    x = 83,393.41

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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.