Home / 212,591.54-293,389.59-117,098.18

Finding the Fourth Proportional to 212,591.54, 293,389.59 and 117,098.18

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Solution

The fourth proportional to 212,591.54, 293,389.59 and 117,098.18 is: 161,602.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,591.54 : 293,389.59 = 117,098.18 : x
  2. Step 2: Convert to fraction form
    212,591.54/293,389.59 = 117,098.18/x
  3. Step 3: Cross multiply
    212,591.54x = 293,389.59 × 117,098.18
  4. Step 4: Simplify right side
    212,591.54x = 34,355,387,019.95
  5. Step 5: Solve for x
    x = 34,355,387,019.95/212,591.54
  6. Step 6: Final answer
    x = 161,602.79

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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.