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Finding the Fourth Proportional to 173,383.40, 260,075.10 and 156,794.60

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Solution

The fourth proportional to 173,383.40, 260,075.10 and 156,794.60 is: 235,191.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,383.40 : 260,075.10 = 156,794.60 : x
  2. Step 2: Convert to fraction form
    173,383.40/260,075.10 = 156,794.60/x
  3. Step 3: Cross multiply
    173,383.40x = 260,075.10 × 156,794.60
  4. Step 4: Simplify right side
    173,383.40x = 40,778,371,274.46
  5. Step 5: Solve for x
    x = 40,778,371,274.46/173,383.40
  6. Step 6: Final answer
    x = 235,191.90

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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.