Home / 212,586.72-293,366.14-117,102.30

Finding the Fourth Proportional to 212,586.72, 293,366.14 and 117,102.30

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Solution

The fourth proportional to 212,586.72, 293,366.14 and 117,102.30 is: 161,599.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,586.72 : 293,366.14 = 117,102.30 : x
  2. Step 2: Convert to fraction form
    212,586.72/293,366.14 = 117,102.30/x
  3. Step 3: Cross multiply
    212,586.72x = 293,366.14 × 117,102.30
  4. Step 4: Simplify right side
    212,586.72x = 34,353,849,736.12
  5. Step 5: Solve for x
    x = 34,353,849,736.12/212,586.72
  6. Step 6: Final answer
    x = 161,599.23

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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.