Home / 151,531.17-209,062.25-97,852.47

Finding the Fourth Proportional to 151,531.17, 209,062.25 and 97,852.47

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Solution

The fourth proportional to 151,531.17, 209,062.25 and 97,852.47 is: 135,003.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,531.17 : 209,062.25 = 97,852.47 : x
  2. Step 2: Convert to fraction form
    151,531.17/209,062.25 = 97,852.47/x
  3. Step 3: Cross multiply
    151,531.17x = 209,062.25 × 97,852.47
  4. Step 4: Simplify right side
    151,531.17x = 20,457,256,011.68
  5. Step 5: Solve for x
    x = 20,457,256,011.68/151,531.17
  6. Step 6: Final answer
    x = 135,003.62

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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.