Home / 108,589.16-162,141.01-97,271.43

Finding the Fourth Proportional to 108,589.16, 162,141.01 and 97,271.43

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Solution

The fourth proportional to 108,589.16, 162,141.01 and 97,271.43 is: 145,241.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,589.16 : 162,141.01 = 97,271.43 : x
  2. Step 2: Convert to fraction form
    108,589.16/162,141.01 = 97,271.43/x
  3. Step 3: Cross multiply
    108,589.16x = 162,141.01 × 97,271.43
  4. Step 4: Simplify right side
    108,589.16x = 15,771,687,904.34
  5. Step 5: Solve for x
    x = 15,771,687,904.34/108,589.16
  6. Step 6: Final answer
    x = 145,241.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.