Home / 212,430.20-293,153.68-116,936.16

Finding the Fourth Proportional to 212,430.20, 293,153.68 and 116,936.16

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Solution

The fourth proportional to 212,430.20, 293,153.68 and 116,936.16 is: 161,371.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,430.20 : 293,153.68 = 116,936.16 : x
  2. Step 2: Convert to fraction form
    212,430.20/293,153.68 = 116,936.16/x
  3. Step 3: Cross multiply
    212,430.20x = 293,153.68 × 116,936.16
  4. Step 4: Simplify right side
    212,430.20x = 34,280,264,675.91
  5. Step 5: Solve for x
    x = 34,280,264,675.91/212,430.20
  6. Step 6: Final answer
    x = 161,371.90

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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.