Home / 212,787.32-293,623.31-117,275.63

Finding the Fourth Proportional to 212,787.32, 293,623.31 and 117,275.63

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Solution

The fourth proportional to 212,787.32, 293,623.31 and 117,275.63 is: 161,827.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,787.32 : 293,623.31 = 117,275.63 : x
  2. Step 2: Convert to fraction form
    212,787.32/293,623.31 = 117,275.63/x
  3. Step 3: Cross multiply
    212,787.32x = 293,623.31 × 117,275.63
  4. Step 4: Simplify right side
    212,787.32x = 34,434,857,488.01
  5. Step 5: Solve for x
    x = 34,434,857,488.01/212,787.32
  6. Step 6: Final answer
    x = 161,827.59

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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.