Home / 57,983.14-86,985.09-29,895.65

Finding the Fourth Proportional to 57,983.14, 86,985.09 and 29,895.65

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Solution

The fourth proportional to 57,983.14, 86,985.09 and 29,895.65 is: 44,848.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,983.14 : 86,985.09 = 29,895.65 : x
  2. Step 2: Convert to fraction form
    57,983.14/86,985.09 = 29,895.65/x
  3. Step 3: Cross multiply
    57,983.14x = 86,985.09 × 29,895.65
  4. Step 4: Simplify right side
    57,983.14x = 2,600,475,697.13
  5. Step 5: Solve for x
    x = 2,600,475,697.13/57,983.14
  6. Step 6: Final answer
    x = 44,848.82

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.