Home / 108,689.04-149,988.97-60,942.24

Finding the Fourth Proportional to 108,689.04, 149,988.97 and 60,942.24

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Solution

The fourth proportional to 108,689.04, 149,988.97 and 60,942.24 is: 84,099.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,689.04 : 149,988.97 = 60,942.24 : x
  2. Step 2: Convert to fraction form
    108,689.04/149,988.97 = 60,942.24/x
  3. Step 3: Cross multiply
    108,689.04x = 149,988.97 × 60,942.24
  4. Step 4: Simplify right side
    108,689.04x = 9,140,663,807.09
  5. Step 5: Solve for x
    x = 9,140,663,807.09/108,689.04
  6. Step 6: Final answer
    x = 84,099.22

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1.5x scale

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.