Home / 108,074.10-162,111-60,073.22

Finding the Fourth Proportional to 108,074.10, 162,111 and 60,073.22

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Solution

The fourth proportional to 108,074.10, 162,111 and 60,073.22 is: 90,109.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,074.10 : 162,111 = 60,073.22 : x
  2. Step 2: Convert to fraction form
    108,074.10/162,111 = 60,073.22/x
  3. Step 3: Cross multiply
    108,074.10x = 162,111 × 60,073.22
  4. Step 4: Simplify right side
    108,074.10x = 9,738,529,767.42
  5. Step 5: Solve for x
    x = 9,738,529,767.42/108,074.10
  6. Step 6: Final answer
    x = 90,109.75

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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.