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Finding the Fourth Proportional to 36,543.84, 54,821.48 and 15,483.93

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Solution

The fourth proportional to 36,543.84, 54,821.48 and 15,483.93 is: 23,228.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,543.84 : 54,821.48 = 15,483.93 : x
  2. Step 2: Convert to fraction form
    36,543.84/54,821.48 = 15,483.93/x
  3. Step 3: Cross multiply
    36,543.84x = 54,821.48 × 15,483.93
  4. Step 4: Simplify right side
    36,543.84x = 848,851,881.40
  5. Step 5: Solve for x
    x = 848,851,881.40/36,543.84
  6. Step 6: Final answer
    x = 23,228.32

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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.