Home / 63,009.20-94,513.80-51,199.40

Finding the Fourth Proportional to 63,009.20, 94,513.80 and 51,199.40

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Solution

The fourth proportional to 63,009.20, 94,513.80 and 51,199.40 is: 76,799.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,009.20 : 94,513.80 = 51,199.40 : x
  2. Step 2: Convert to fraction form
    63,009.20/94,513.80 = 51,199.40/x
  3. Step 3: Cross multiply
    63,009.20x = 94,513.80 × 51,199.40
  4. Step 4: Simplify right side
    63,009.20x = 4,839,049,851.72
  5. Step 5: Solve for x
    x = 4,839,049,851.72/63,009.20
  6. Step 6: Final answer
    x = 76,799.10

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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.