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Finding the Fourth Proportional to 173,980.05, 260,966.30 and 55,651.04

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Solution

The fourth proportional to 173,980.05, 260,966.30 and 55,651.04 is: 83,475.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,980.05 : 260,966.30 = 55,651.04 : x
  2. Step 2: Convert to fraction form
    173,980.05/260,966.30 = 55,651.04/x
  3. Step 3: Cross multiply
    173,980.05x = 260,966.30 × 55,651.04
  4. Step 4: Simplify right side
    173,980.05x = 14,523,044,416.87
  5. Step 5: Solve for x
    x = 14,523,044,416.87/173,980.05
  6. Step 6: Final answer
    x = 83,475.34

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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.