Home / 58,712.86-81,038.16-36,057.25

Finding the Fourth Proportional to 58,712.86, 81,038.16 and 36,057.25

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Solution

The fourth proportional to 58,712.86, 81,038.16 and 36,057.25 is: 49,767.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,712.86 : 81,038.16 = 36,057.25 : x
  2. Step 2: Convert to fraction form
    58,712.86/81,038.16 = 36,057.25/x
  3. Step 3: Cross multiply
    58,712.86x = 81,038.16 × 36,057.25
  4. Step 4: Simplify right side
    58,712.86x = 2,922,012,609.18
  5. Step 5: Solve for x
    x = 2,922,012,609.18/58,712.86
  6. Step 6: Final answer
    x = 49,767.85

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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.