Home / 35,982.40-53,973.60-34,427.20

Finding the Fourth Proportional to 35,982.40, 53,973.60 and 34,427.20

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Solution

The fourth proportional to 35,982.40, 53,973.60 and 34,427.20 is: 51,640.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,982.40 : 53,973.60 = 34,427.20 : x
  2. Step 2: Convert to fraction form
    35,982.40/53,973.60 = 34,427.20/x
  3. Step 3: Cross multiply
    35,982.40x = 53,973.60 × 34,427.20
  4. Step 4: Simplify right side
    35,982.40x = 1,858,159,921.92
  5. Step 5: Solve for x
    x = 1,858,159,921.92/35,982.40
  6. Step 6: Final answer
    x = 51,640.80

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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.