Home / 212,435.82-293,156.28-116,941.68

Finding the Fourth Proportional to 212,435.82, 293,156.28 and 116,941.68

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Solution

The fourth proportional to 212,435.82, 293,156.28 and 116,941.68 is: 161,376.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,435.82 : 293,156.28 = 116,941.68 : x
  2. Step 2: Convert to fraction form
    212,435.82/293,156.28 = 116,941.68/x
  3. Step 3: Cross multiply
    212,435.82x = 293,156.28 × 116,941.68
  4. Step 4: Simplify right side
    212,435.82x = 34,282,187,885.75
  5. Step 5: Solve for x
    x = 34,282,187,885.75/212,435.82
  6. Step 6: Final answer
    x = 161,376.68

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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.