Home / 40,733.64-61,110.04-12,652.28

Finding the Fourth Proportional to 40,733.64, 61,110.04 and 12,652.28

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Solution

The fourth proportional to 40,733.64, 61,110.04 and 12,652.28 is: 18,981.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,733.64 : 61,110.04 = 12,652.28 : x
  2. Step 2: Convert to fraction form
    40,733.64/61,110.04 = 12,652.28/x
  3. Step 3: Cross multiply
    40,733.64x = 61,110.04 × 12,652.28
  4. Step 4: Simplify right side
    40,733.64x = 773,181,336.89
  5. Step 5: Solve for x
    x = 773,181,336.89/40,733.64
  6. Step 6: Final answer
    x = 18,981.40

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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.