Home / 212,616.83-293,411.95-117,123.30

Finding the Fourth Proportional to 212,616.83, 293,411.95 and 117,123.30

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Solution

The fourth proportional to 212,616.83, 293,411.95 and 117,123.30 is: 161,630.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,616.83 : 293,411.95 = 117,123.30 : x
  2. Step 2: Convert to fraction form
    212,616.83/293,411.95 = 117,123.30/x
  3. Step 3: Cross multiply
    212,616.83x = 293,411.95 × 117,123.30
  4. Step 4: Simplify right side
    212,616.83x = 34,365,375,550.63
  5. Step 5: Solve for x
    x = 34,365,375,550.63/212,616.83
  6. Step 6: Final answer
    x = 161,630.55

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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.