Home / 212,738.61-293,573.52-117,245.28

Finding the Fourth Proportional to 212,738.61, 293,573.52 and 117,245.28

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Solution

The fourth proportional to 212,738.61, 293,573.52 and 117,245.28 is: 161,795.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,738.61 : 293,573.52 = 117,245.28 : x
  2. Step 2: Convert to fraction form
    212,738.61/293,573.52 = 117,245.28/x
  3. Step 3: Cross multiply
    212,738.61x = 293,573.52 × 117,245.28
  4. Step 4: Simplify right side
    212,738.61x = 34,420,109,552.99
  5. Step 5: Solve for x
    x = 34,420,109,552.99/212,738.61
  6. Step 6: Final answer
    x = 161,795.31

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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.