Home / 108,100.09-162,158.78-37,995.13

Finding the Fourth Proportional to 108,100.09, 162,158.78 and 37,995.13

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Solution

The fourth proportional to 108,100.09, 162,158.78 and 37,995.13 is: 56,995.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,100.09 : 162,158.78 = 37,995.13 : x
  2. Step 2: Convert to fraction form
    108,100.09/162,158.78 = 37,995.13/x
  3. Step 3: Cross multiply
    108,100.09x = 162,158.78 × 37,995.13
  4. Step 4: Simplify right side
    108,100.09x = 6,161,243,926.74
  5. Step 5: Solve for x
    x = 6,161,243,926.74/108,100.09
  6. Step 6: Final answer
    x = 56,995.73

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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.