Home / 286,736.81-430,192.69-146,593.85

Finding the Fourth Proportional to 286,736.81, 430,192.69 and 146,593.85

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Solution

The fourth proportional to 286,736.81, 430,192.69 and 146,593.85 is: 219,935.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,736.81 : 430,192.69 = 146,593.85 : x
  2. Step 2: Convert to fraction form
    286,736.81/430,192.69 = 146,593.85/x
  3. Step 3: Cross multiply
    286,736.81x = 430,192.69 × 146,593.85
  4. Step 4: Simplify right side
    286,736.81x = 63,063,600,151.51
  5. Step 5: Solve for x
    x = 63,063,600,151.51/286,736.81
  6. Step 6: Final answer
    x = 219,935.49

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.