Home / 212,765.59-293,612.88-117,281.17

Finding the Fourth Proportional to 212,765.59, 293,612.88 and 117,281.17

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Solution

The fourth proportional to 212,765.59, 293,612.88 and 117,281.17 is: 161,846.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,765.59 : 293,612.88 = 117,281.17 : x
  2. Step 2: Convert to fraction form
    212,765.59/293,612.88 = 117,281.17/x
  3. Step 3: Cross multiply
    212,765.59x = 293,612.88 × 117,281.17
  4. Step 4: Simplify right side
    212,765.59x = 34,435,262,093.47
  5. Step 5: Solve for x
    x = 34,435,262,093.47/212,765.59
  6. Step 6: Final answer
    x = 161,846.01

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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.