Home / 84,986.25-127,482.08-25,822.44

Finding the Fourth Proportional to 84,986.25, 127,482.08 and 25,822.44

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Solution

The fourth proportional to 84,986.25, 127,482.08 and 25,822.44 is: 38,734.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,986.25 : 127,482.08 = 25,822.44 : x
  2. Step 2: Convert to fraction form
    84,986.25/127,482.08 = 25,822.44/x
  3. Step 3: Cross multiply
    84,986.25x = 127,482.08 × 25,822.44
  4. Step 4: Simplify right side
    84,986.25x = 3,291,898,232.76
  5. Step 5: Solve for x
    x = 3,291,898,232.76/84,986.25
  6. Step 6: Final answer
    x = 38,734.48

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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.