Home / 54,343.17-74,999.73-36,192.90

Finding the Fourth Proportional to 54,343.17, 74,999.73 and 36,192.90

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Solution

The fourth proportional to 54,343.17, 74,999.73 and 36,192.90 is: 49,950.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,343.17 : 74,999.73 = 36,192.90 : x
  2. Step 2: Convert to fraction form
    54,343.17/74,999.73 = 36,192.90/x
  3. Step 3: Cross multiply
    54,343.17x = 74,999.73 × 36,192.90
  4. Step 4: Simplify right side
    54,343.17x = 2,714,457,727.92
  5. Step 5: Solve for x
    x = 2,714,457,727.92/54,343.17
  6. Step 6: Final answer
    x = 49,950.30

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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.