Home / 57,427.08-86,136.98-17,983.32

Finding the Fourth Proportional to 57,427.08, 86,136.98 and 17,983.32

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Solution

The fourth proportional to 57,427.08, 86,136.98 and 17,983.32 is: 26,973.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,427.08 : 86,136.98 = 17,983.32 : x
  2. Step 2: Convert to fraction form
    57,427.08/86,136.98 = 17,983.32/x
  3. Step 3: Cross multiply
    57,427.08x = 86,136.98 × 17,983.32
  4. Step 4: Simplify right side
    57,427.08x = 1,549,028,785.26
  5. Step 5: Solve for x
    x = 1,549,028,785.26/57,427.08
  6. Step 6: Final answer
    x = 26,973.84

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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.