Home / 212,459.13-293,182.47-116,947.17

Finding the Fourth Proportional to 212,459.13, 293,182.47 and 116,947.17

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Solution

The fourth proportional to 212,459.13, 293,182.47 and 116,947.17 is: 161,380.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,459.13 : 293,182.47 = 116,947.17 : x
  2. Step 2: Convert to fraction form
    212,459.13/293,182.47 = 116,947.17/x
  3. Step 3: Cross multiply
    212,459.13x = 293,182.47 × 116,947.17
  4. Step 4: Simplify right side
    212,459.13x = 34,286,860,160.11
  5. Step 5: Solve for x
    x = 34,286,860,160.11/212,459.13
  6. Step 6: Final answer
    x = 161,380.97

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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.