Home / 212,730.64-293,570.28-117,240.82

Finding the Fourth Proportional to 212,730.64, 293,570.28 and 117,240.82

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Solution

The fourth proportional to 212,730.64, 293,570.28 and 117,240.82 is: 161,793.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,730.64 : 293,570.28 = 117,240.82 : x
  2. Step 2: Convert to fraction form
    212,730.64/293,570.28 = 117,240.82/x
  3. Step 3: Cross multiply
    212,730.64x = 293,570.28 × 117,240.82
  4. Step 4: Simplify right side
    212,730.64x = 34,418,420,354.83
  5. Step 5: Solve for x
    x = 34,418,420,354.83/212,730.64
  6. Step 6: Final answer
    x = 161,793.43

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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.