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Finding the Fourth Proportional to 92,164.51, 138,300.51 and 38,853.22

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Solution

The fourth proportional to 92,164.51, 138,300.51 and 38,853.22 is: 58,302.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,164.51 : 138,300.51 = 38,853.22 : x
  2. Step 2: Convert to fraction form
    92,164.51/138,300.51 = 38,853.22/x
  3. Step 3: Cross multiply
    92,164.51x = 138,300.51 × 38,853.22
  4. Step 4: Simplify right side
    92,164.51x = 5,373,420,200.40
  5. Step 5: Solve for x
    x = 5,373,420,200.40/92,164.51
  6. Step 6: Final answer
    x = 58,302.49

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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.