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Finding the Fourth Proportional to 131,810.99, 197,700.08 and 52,898.57

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Solution

The fourth proportional to 131,810.99, 197,700.08 and 52,898.57 is: 79,341.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,810.99 : 197,700.08 = 52,898.57 : x
  2. Step 2: Convert to fraction form
    131,810.99/197,700.08 = 52,898.57/x
  3. Step 3: Cross multiply
    131,810.99x = 197,700.08 × 52,898.57
  4. Step 4: Simplify right side
    131,810.99x = 10,458,050,532.39
  5. Step 5: Solve for x
    x = 10,458,050,532.39/131,810.99
  6. Step 6: Final answer
    x = 79,341.26

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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.