Home / 84,987.25-127,483.58-25,823.44

Finding the Fourth Proportional to 84,987.25, 127,483.58 and 25,823.44

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Solution

The fourth proportional to 84,987.25, 127,483.58 and 25,823.44 is: 38,735.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,987.25 : 127,483.58 = 25,823.44 : x
  2. Step 2: Convert to fraction form
    84,987.25/127,483.58 = 25,823.44/x
  3. Step 3: Cross multiply
    84,987.25x = 127,483.58 × 25,823.44
  4. Step 4: Simplify right side
    84,987.25x = 3,292,064,579.12
  5. Step 5: Solve for x
    x = 3,292,064,579.12/84,987.25
  6. Step 6: Final answer
    x = 38,735.98

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1.5x scale

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.