Home / 55,949.23-77,209.94-30,798.73

Finding the Fourth Proportional to 55,949.23, 77,209.94 and 30,798.73

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Solution

The fourth proportional to 55,949.23, 77,209.94 and 30,798.73 is: 42,502.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,949.23 : 77,209.94 = 30,798.73 : x
  2. Step 2: Convert to fraction form
    55,949.23/77,209.94 = 30,798.73/x
  3. Step 3: Cross multiply
    55,949.23x = 77,209.94 × 30,798.73
  4. Step 4: Simplify right side
    55,949.23x = 2,377,968,095.38
  5. Step 5: Solve for x
    x = 2,377,968,095.38/55,949.23
  6. Step 6: Final answer
    x = 42,502.25

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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.