Home / 212,822.33-293,705.68-117,328.80

Finding the Fourth Proportional to 212,822.33, 293,705.68 and 117,328.80

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Solution

The fourth proportional to 212,822.33, 293,705.68 and 117,328.80 is: 161,919.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,822.33 : 293,705.68 = 117,328.80 : x
  2. Step 2: Convert to fraction form
    212,822.33/293,705.68 = 117,328.80/x
  3. Step 3: Cross multiply
    212,822.33x = 293,705.68 × 117,328.80
  4. Step 4: Simplify right side
    212,822.33x = 34,460,133,960.00
  5. Step 5: Solve for x
    x = 34,460,133,960.00/212,822.33
  6. Step 6: Final answer
    x = 161,919.73

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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.