Home / 153,485.30-230,217.21-57,404.25

Finding the Fourth Proportional to 153,485.30, 230,217.21 and 57,404.25

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Solution

The fourth proportional to 153,485.30, 230,217.21 and 57,404.25 is: 86,102.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,485.30 : 230,217.21 = 57,404.25 : x
  2. Step 2: Convert to fraction form
    153,485.30/230,217.21 = 57,404.25/x
  3. Step 3: Cross multiply
    153,485.30x = 230,217.21 × 57,404.25
  4. Step 4: Simplify right side
    153,485.30x = 13,215,446,277.14
  5. Step 5: Solve for x
    x = 13,215,446,277.14/153,485.30
  6. Step 6: Final answer
    x = 86,102.36

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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.