Home / 108,253.26-162,376.25-38,130.75

Finding the Fourth Proportional to 108,253.26, 162,376.25 and 38,130.75

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Solution

The fourth proportional to 108,253.26, 162,376.25 and 38,130.75 is: 57,194.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,253.26 : 162,376.25 = 38,130.75 : x
  2. Step 2: Convert to fraction form
    108,253.26/162,376.25 = 38,130.75/x
  3. Step 3: Cross multiply
    108,253.26x = 162,376.25 × 38,130.75
  4. Step 4: Simplify right side
    108,253.26x = 6,191,528,004.03
  5. Step 5: Solve for x
    x = 6,191,528,004.03/108,253.26
  6. Step 6: Final answer
    x = 57,194.84

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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.