Home / 36,543.72-50,434.60-30,400.58

Finding the Fourth Proportional to 36,543.72, 50,434.60 and 30,400.58

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Solution

The fourth proportional to 36,543.72, 50,434.60 and 30,400.58 is: 41,956.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,543.72 : 50,434.60 = 30,400.58 : x
  2. Step 2: Convert to fraction form
    36,543.72/50,434.60 = 30,400.58/x
  3. Step 3: Cross multiply
    36,543.72x = 50,434.60 × 30,400.58
  4. Step 4: Simplify right side
    36,543.72x = 1,533,241,092.07
  5. Step 5: Solve for x
    x = 1,533,241,092.07/36,543.72
  6. Step 6: Final answer
    x = 41,956.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.