Home / 108,757.04-150,089.66-63,435.92

Finding the Fourth Proportional to 108,757.04, 150,089.66 and 63,435.92

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Solution

The fourth proportional to 108,757.04, 150,089.66 and 63,435.92 is: 87,544.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,757.04 : 150,089.66 = 63,435.92 : x
  2. Step 2: Convert to fraction form
    108,757.04/150,089.66 = 63,435.92/x
  3. Step 3: Cross multiply
    108,757.04x = 150,089.66 × 63,435.92
  4. Step 4: Simplify right side
    108,757.04x = 9,521,075,664.59
  5. Step 5: Solve for x
    x = 9,521,075,664.59/108,757.04
  6. Step 6: Final answer
    x = 87,544.45

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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.