Home / 85,327.36-127,982.40-23,004.16

Finding the Fourth Proportional to 85,327.36, 127,982.40 and 23,004.16

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Solution

The fourth proportional to 85,327.36, 127,982.40 and 23,004.16 is: 34,503.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,327.36 : 127,982.40 = 23,004.16 : x
  2. Step 2: Convert to fraction form
    85,327.36/127,982.40 = 23,004.16/x
  3. Step 3: Cross multiply
    85,327.36x = 127,982.40 × 23,004.16
  4. Step 4: Simplify right side
    85,327.36x = 2,944,127,606.78
  5. Step 5: Solve for x
    x = 2,944,127,606.78/85,327.36
  6. Step 6: Final answer
    x = 34,503.91

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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.