Home / 85,328.04-127,998.90-22,997.64

Finding the Fourth Proportional to 85,328.04, 127,998.90 and 22,997.64

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Solution

The fourth proportional to 85,328.04, 127,998.90 and 22,997.64 is: 34,498.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,328.04 : 127,998.90 = 22,997.64 : x
  2. Step 2: Convert to fraction form
    85,328.04/127,998.90 = 22,997.64/x
  3. Step 3: Cross multiply
    85,328.04x = 127,998.90 × 22,997.64
  4. Step 4: Simplify right side
    85,328.04x = 2,943,672,622.60
  5. Step 5: Solve for x
    x = 2,943,672,622.60/85,328.04
  6. Step 6: Final answer
    x = 34,498.30

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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.