Home / 212,540.95-293,403.83-151,326.82

Finding the Fourth Proportional to 212,540.95, 293,403.83 and 151,326.82

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Solution

The fourth proportional to 212,540.95, 293,403.83 and 151,326.82 is: 208,900.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,540.95 : 293,403.83 = 151,326.82 : x
  2. Step 2: Convert to fraction form
    212,540.95/293,403.83 = 151,326.82/x
  3. Step 3: Cross multiply
    212,540.95x = 293,403.83 × 151,326.82
  4. Step 4: Simplify right side
    212,540.95x = 44,399,868,569.72
  5. Step 5: Solve for x
    x = 44,399,868,569.72/212,540.95
  6. Step 6: Final answer
    x = 208,900.30

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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.