Home / 207,859.04-286,845.89-112,365.73

Finding the Fourth Proportional to 207,859.04, 286,845.89 and 112,365.73

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Solution

The fourth proportional to 207,859.04, 286,845.89 and 112,365.73 is: 155,064.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,859.04 : 286,845.89 = 112,365.73 : x
  2. Step 2: Convert to fraction form
    207,859.04/286,845.89 = 112,365.73/x
  3. Step 3: Cross multiply
    207,859.04x = 286,845.89 × 112,365.73
  4. Step 4: Simplify right side
    207,859.04x = 32,231,647,827.35
  5. Step 5: Solve for x
    x = 32,231,647,827.35/207,859.04
  6. Step 6: Final answer
    x = 155,064.93

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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.