Home / 212,263.88-292,912.60-116,755.16

Finding the Fourth Proportional to 212,263.88, 292,912.60 and 116,755.16

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Solution

The fourth proportional to 212,263.88, 292,912.60 and 116,755.16 is: 161,115.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,263.88 : 292,912.60 = 116,755.16 : x
  2. Step 2: Convert to fraction form
    212,263.88/292,912.60 = 116,755.16/x
  3. Step 3: Cross multiply
    212,263.88x = 292,912.60 × 116,755.16
  4. Step 4: Simplify right side
    212,263.88x = 34,199,057,479.02
  5. Step 5: Solve for x
    x = 34,199,057,479.02/212,263.88
  6. Step 6: Final answer
    x = 161,115.77

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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.