Home / 108,960.04-163,435.62-30,072.24

Finding the Fourth Proportional to 108,960.04, 163,435.62 and 30,072.24

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Solution

The fourth proportional to 108,960.04, 163,435.62 and 30,072.24 is: 45,107.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,960.04 : 163,435.62 = 30,072.24 : x
  2. Step 2: Convert to fraction form
    108,960.04/163,435.62 = 30,072.24/x
  3. Step 3: Cross multiply
    108,960.04x = 163,435.62 × 30,072.24
  4. Step 4: Simplify right side
    108,960.04x = 4,914,875,189.19
  5. Step 5: Solve for x
    x = 4,914,875,189.19/108,960.04
  6. Step 6: Final answer
    x = 45,107.13

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1.5x scale

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.