Home / 55,997.70-77,273.91-34,776.51

Finding the Fourth Proportional to 55,997.70, 77,273.91 and 34,776.51

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Solution

The fourth proportional to 55,997.70, 77,273.91 and 34,776.51 is: 47,989.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,997.70 : 77,273.91 = 34,776.51 : x
  2. Step 2: Convert to fraction form
    55,997.70/77,273.91 = 34,776.51/x
  3. Step 3: Cross multiply
    55,997.70x = 77,273.91 × 34,776.51
  4. Step 4: Simplify right side
    55,997.70x = 2,687,316,903.85
  5. Step 5: Solve for x
    x = 2,687,316,903.85/55,997.70
  6. Step 6: Final answer
    x = 47,989.77

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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.