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Finding the Fourth Proportional to 212,219.60, 292,870.20 and 116,733.68

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Solution

The fourth proportional to 212,219.60, 292,870.20 and 116,733.68 is: 161,096.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,219.60 : 292,870.20 = 116,733.68 : x
  2. Step 2: Convert to fraction form
    212,219.60/292,870.20 = 116,733.68/x
  3. Step 3: Cross multiply
    212,219.60x = 292,870.20 × 116,733.68
  4. Step 4: Simplify right side
    212,219.60x = 34,187,816,208.34
  5. Step 5: Solve for x
    x = 34,187,816,208.34/212,219.60
  6. Step 6: Final answer
    x = 161,096.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.