Home / 151,459.24-209,005.22-83,476.01

Finding the Fourth Proportional to 151,459.24, 209,005.22 and 83,476.01

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Solution

The fourth proportional to 151,459.24, 209,005.22 and 83,476.01 is: 115,192.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,459.24 : 209,005.22 = 83,476.01 : x
  2. Step 2: Convert to fraction form
    151,459.24/209,005.22 = 83,476.01/x
  3. Step 3: Cross multiply
    151,459.24x = 209,005.22 × 83,476.01
  4. Step 4: Simplify right side
    151,459.24x = 17,446,920,789.75
  5. Step 5: Solve for x
    x = 17,446,920,789.75/151,459.24
  6. Step 6: Final answer
    x = 115,192.19

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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.