Home / 207,822.51-286,793.06-115,942.59

Finding the Fourth Proportional to 207,822.51, 286,793.06 and 115,942.59

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Solution

The fourth proportional to 207,822.51, 286,793.06 and 115,942.59 is: 159,999.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,822.51 : 286,793.06 = 115,942.59 : x
  2. Step 2: Convert to fraction form
    207,822.51/286,793.06 = 115,942.59/x
  3. Step 3: Cross multiply
    207,822.51x = 286,793.06 × 115,942.59
  4. Step 4: Simplify right side
    207,822.51x = 33,251,529,590.71
  5. Step 5: Solve for x
    x = 33,251,529,590.71/207,822.51
  6. Step 6: Final answer
    x = 159,999.65

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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.