Home / 212,456.84-293,196.24-116,969.40

Finding the Fourth Proportional to 212,456.84, 293,196.24 and 116,969.40

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Solution

The fourth proportional to 212,456.84, 293,196.24 and 116,969.40 is: 161,420.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,456.84 : 293,196.24 = 116,969.40 : x
  2. Step 2: Convert to fraction form
    212,456.84/293,196.24 = 116,969.40/x
  3. Step 3: Cross multiply
    212,456.84x = 293,196.24 × 116,969.40
  4. Step 4: Simplify right side
    212,456.84x = 34,294,988,275.06
  5. Step 5: Solve for x
    x = 34,294,988,275.06/212,456.84
  6. Step 6: Final answer
    x = 161,420.97

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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.