Home / 108,191.68-162,271.10-38,054.60

Finding the Fourth Proportional to 108,191.68, 162,271.10 and 38,054.60

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Solution

The fourth proportional to 108,191.68, 162,271.10 and 38,054.60 is: 57,076.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,191.68 : 162,271.10 = 38,054.60 : x
  2. Step 2: Convert to fraction form
    108,191.68/162,271.10 = 38,054.60/x
  3. Step 3: Cross multiply
    108,191.68x = 162,271.10 × 38,054.60
  4. Step 4: Simplify right side
    108,191.68x = 6,175,161,802.06
  5. Step 5: Solve for x
    x = 6,175,161,802.06/108,191.68
  6. Step 6: Final answer
    x = 57,076.12

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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.