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Finding the Fourth Proportional to 212,047.70, 292,621.88 and 116,552.34

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Solution

The fourth proportional to 212,047.70, 292,621.88 and 116,552.34 is: 160,840.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,047.70 : 292,621.88 = 116,552.34 : x
  2. Step 2: Convert to fraction form
    212,047.70/292,621.88 = 116,552.34/x
  3. Step 3: Cross multiply
    212,047.70x = 292,621.88 × 116,552.34
  4. Step 4: Simplify right side
    212,047.70x = 34,105,765,140.58
  5. Step 5: Solve for x
    x = 34,105,765,140.58/212,047.70
  6. Step 6: Final answer
    x = 160,840.07

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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.