Home / 261,003.36-360,209.91-146,301.48

Finding the Fourth Proportional to 261,003.36, 360,209.91 and 146,301.48

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Solution

The fourth proportional to 261,003.36, 360,209.91 and 146,301.48 is: 201,910.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,003.36 : 360,209.91 = 146,301.48 : x
  2. Step 2: Convert to fraction form
    261,003.36/360,209.91 = 146,301.48/x
  3. Step 3: Cross multiply
    261,003.36x = 360,209.91 × 146,301.48
  4. Step 4: Simplify right side
    261,003.36x = 52,699,243,844.19
  5. Step 5: Solve for x
    x = 52,699,243,844.19/261,003.36
  6. Step 6: Final answer
    x = 201,910.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.