Home / 212,436.57-292,604.00-163,284.20

Finding the Fourth Proportional to 212,436.57, 292,604.00 and 163,284.20

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Solution

The fourth proportional to 212,436.57, 292,604.00 and 163,284.20 is: 224,902.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,436.57 : 292,604.00 = 163,284.20 : x
  2. Step 2: Convert to fraction form
    212,436.57/292,604.00 = 163,284.20/x
  3. Step 3: Cross multiply
    212,436.57x = 292,604.00 × 163,284.20
  4. Step 4: Simplify right side
    212,436.57x = 47,777,607,777.36
  5. Step 5: Solve for x
    x = 47,777,607,777.36/212,436.57
  6. Step 6: Final answer
    x = 224,902.93

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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.