Home / 57,618.06-86,427.18-37,984.32

Finding the Fourth Proportional to 57,618.06, 86,427.18 and 37,984.32

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Solution

The fourth proportional to 57,618.06, 86,427.18 and 37,984.32 is: 56,976.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,618.06 : 86,427.18 = 37,984.32 : x
  2. Step 2: Convert to fraction form
    57,618.06/86,427.18 = 37,984.32/x
  3. Step 3: Cross multiply
    57,618.06x = 86,427.18 × 37,984.32
  4. Step 4: Simplify right side
    57,618.06x = 3,282,877,661.82
  5. Step 5: Solve for x
    x = 3,282,877,661.82/57,618.06
  6. Step 6: Final answer
    x = 56,976.54

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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.