Home / 212,599.75-293,387.66-117,106.15

Finding the Fourth Proportional to 212,599.75, 293,387.66 and 117,106.15

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Solution

The fourth proportional to 212,599.75, 293,387.66 and 117,106.15 is: 161,606.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,599.75 : 293,387.66 = 117,106.15 : x
  2. Step 2: Convert to fraction form
    212,599.75/293,387.66 = 117,106.15/x
  3. Step 3: Cross multiply
    212,599.75x = 293,387.66 × 117,106.15
  4. Step 4: Simplify right side
    212,599.75x = 34,357,499,320.11
  5. Step 5: Solve for x
    x = 34,357,499,320.11/212,599.75
  6. Step 6: Final answer
    x = 161,606.49

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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.