Home / 212,817.06-293,689.51-117,327.17

Finding the Fourth Proportional to 212,817.06, 293,689.51 and 117,327.17

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Solution

The fourth proportional to 212,817.06, 293,689.51 and 117,327.17 is: 161,912.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,817.06 : 293,689.51 = 117,327.17 : x
  2. Step 2: Convert to fraction form
    212,817.06/293,689.51 = 117,327.17/x
  3. Step 3: Cross multiply
    212,817.06x = 293,689.51 × 117,327.17
  4. Step 4: Simplify right side
    212,817.06x = 34,457,759,507.89
  5. Step 5: Solve for x
    x = 34,457,759,507.89/212,817.06
  6. Step 6: Final answer
    x = 161,912.58

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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.