Home / 207,610.92-286,513.56-127,013.22

Finding the Fourth Proportional to 207,610.92, 286,513.56 and 127,013.22

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Solution

The fourth proportional to 207,610.92, 286,513.56 and 127,013.22 is: 175,284.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,610.92 : 286,513.56 = 127,013.22 : x
  2. Step 2: Convert to fraction form
    207,610.92/286,513.56 = 127,013.22/x
  3. Step 3: Cross multiply
    207,610.92x = 286,513.56 × 127,013.22
  4. Step 4: Simplify right side
    207,610.92x = 36,391,009,829.26
  5. Step 5: Solve for x
    x = 36,391,009,829.26/207,610.92
  6. Step 6: Final answer
    x = 175,284.66

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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.