Home / 212,797.07-293,662.01-117,307.19

Finding the Fourth Proportional to 212,797.07, 293,662.01 and 117,307.19

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Solution

The fourth proportional to 212,797.07, 293,662.01 and 117,307.19 is: 161,885.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,797.07 : 293,662.01 = 117,307.19 : x
  2. Step 2: Convert to fraction form
    212,797.07/293,662.01 = 117,307.19/x
  3. Step 3: Cross multiply
    212,797.07x = 293,662.01 × 117,307.19
  4. Step 4: Simplify right side
    212,797.07x = 34,448,663,918.57
  5. Step 5: Solve for x
    x = 34,448,663,918.57/212,797.07
  6. Step 6: Final answer
    x = 161,885.04

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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.