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Finding the Fourth Proportional to 36,543.40, 51,277.40 and 36,543.40

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Solution

The fourth proportional to 36,543.40, 51,277.40 and 36,543.40 is: 51,277.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,543.40 : 51,277.40 = 36,543.40 : x
  2. Step 2: Convert to fraction form
    36,543.40/51,277.40 = 36,543.40/x
  3. Step 3: Cross multiply
    36,543.40x = 51,277.40 × 36,543.40
  4. Step 4: Simplify right side
    36,543.40x = 1,873,850,539.16
  5. Step 5: Solve for x
    x = 1,873,850,539.16/36,543.40
  6. Step 6: Final answer
    x = 51,277.40

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.