Home / 58,921.06-81,305.06-33,428.74

Finding the Fourth Proportional to 58,921.06, 81,305.06 and 33,428.74

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Solution

The fourth proportional to 58,921.06, 81,305.06 and 33,428.74 is: 46,128.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,921.06 : 81,305.06 = 33,428.74 : x
  2. Step 2: Convert to fraction form
    58,921.06/81,305.06 = 33,428.74/x
  3. Step 3: Cross multiply
    58,921.06x = 81,305.06 × 33,428.74
  4. Step 4: Simplify right side
    58,921.06x = 2,717,925,711.42
  5. Step 5: Solve for x
    x = 2,717,925,711.42/58,921.06
  6. Step 6: Final answer
    x = 46,128.26

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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.