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Finding the Fourth Proportional to 173,699.34, 260,545.95 and 55,369.68

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Solution

The fourth proportional to 173,699.34, 260,545.95 and 55,369.68 is: 83,053.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,699.34 : 260,545.95 = 55,369.68 : x
  2. Step 2: Convert to fraction form
    173,699.34/260,545.95 = 55,369.68/x
  3. Step 3: Cross multiply
    173,699.34x = 260,545.95 × 55,369.68
  4. Step 4: Simplify right side
    173,699.34x = 14,426,345,876.80
  5. Step 5: Solve for x
    x = 14,426,345,876.80/173,699.34
  6. Step 6: Final answer
    x = 83,053.54

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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.