Home / 108,914.92-163,382.46-42,360.10

Finding the Fourth Proportional to 108,914.92, 163,382.46 and 42,360.10

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Solution

The fourth proportional to 108,914.92, 163,382.46 and 42,360.10 is: 63,544.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,914.92 : 163,382.46 = 42,360.10 : x
  2. Step 2: Convert to fraction form
    108,914.92/163,382.46 = 42,360.10/x
  3. Step 3: Cross multiply
    108,914.92x = 163,382.46 × 42,360.10
  4. Step 4: Simplify right side
    108,914.92x = 6,920,896,315.13
  5. Step 5: Solve for x
    x = 6,920,896,315.13/108,914.92
  6. Step 6: Final answer
    x = 63,544.06

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.