Home / 53,199.05-73,419.86-39,746.95

Finding the Fourth Proportional to 53,199.05, 73,419.86 and 39,746.95

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Solution

The fourth proportional to 53,199.05, 73,419.86 and 39,746.95 is: 54,854.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,199.05 : 73,419.86 = 39,746.95 : x
  2. Step 2: Convert to fraction form
    53,199.05/73,419.86 = 39,746.95/x
  3. Step 3: Cross multiply
    53,199.05x = 73,419.86 × 39,746.95
  4. Step 4: Simplify right side
    53,199.05x = 2,918,215,420.24
  5. Step 5: Solve for x
    x = 2,918,215,420.24/53,199.05
  6. Step 6: Final answer
    x = 54,854.66

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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.