Home / 233,918.15-322,806.81-126,487.91

Finding the Fourth Proportional to 233,918.15, 322,806.81 and 126,487.91

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Solution

The fourth proportional to 233,918.15, 322,806.81 and 126,487.91 is: 174,553.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,918.15 : 322,806.81 = 126,487.91 : x
  2. Step 2: Convert to fraction form
    233,918.15/322,806.81 = 126,487.91/x
  3. Step 3: Cross multiply
    233,918.15x = 322,806.81 × 126,487.91
  4. Step 4: Simplify right side
    233,918.15x = 40,831,158,730.67
  5. Step 5: Solve for x
    x = 40,831,158,730.67/233,918.15
  6. Step 6: Final answer
    x = 174,553.19

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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.