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Finding the Fourth Proportional to 131,068.65, 196,600.96 and 58,970.63

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Solution

The fourth proportional to 131,068.65, 196,600.96 and 58,970.63 is: 88,455.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,068.65 : 196,600.96 = 58,970.63 : x
  2. Step 2: Convert to fraction form
    131,068.65/196,600.96 = 58,970.63/x
  3. Step 3: Cross multiply
    131,068.65x = 196,600.96 × 58,970.63
  4. Step 4: Simplify right side
    131,068.65x = 11,593,683,138.68
  5. Step 5: Solve for x
    x = 11,593,683,138.68/131,068.65
  6. Step 6: Final answer
    x = 88,455.05

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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.