Home / 207,577.77-286,456.05-116,962.92

Finding the Fourth Proportional to 207,577.77, 286,456.05 and 116,962.92

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Solution

The fourth proportional to 207,577.77, 286,456.05 and 116,962.92 is: 161,408.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,577.77 : 286,456.05 = 116,962.92 : x
  2. Step 2: Convert to fraction form
    207,577.77/286,456.05 = 116,962.92/x
  3. Step 3: Cross multiply
    207,577.77x = 286,456.05 × 116,962.92
  4. Step 4: Simplify right side
    207,577.77x = 33,504,736,059.67
  5. Step 5: Solve for x
    x = 33,504,736,059.67/207,577.77
  6. Step 6: Final answer
    x = 161,408.11

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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.