Home / 207,922.29-286,936.06-117,280.06

Finding the Fourth Proportional to 207,922.29, 286,936.06 and 117,280.06

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Solution

The fourth proportional to 207,922.29, 286,936.06 and 117,280.06 is: 161,848.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,922.29 : 286,936.06 = 117,280.06 : x
  2. Step 2: Convert to fraction form
    207,922.29/286,936.06 = 117,280.06/x
  3. Step 3: Cross multiply
    207,922.29x = 286,936.06 × 117,280.06
  4. Step 4: Simplify right side
    207,922.29x = 33,651,876,898.28
  5. Step 5: Solve for x
    x = 33,651,876,898.28/207,922.29
  6. Step 6: Final answer
    x = 161,848.34

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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.