Home / 53,929.68-74,401.38-32,701.20

Finding the Fourth Proportional to 53,929.68, 74,401.38 and 32,701.20

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Solution

The fourth proportional to 53,929.68, 74,401.38 and 32,701.20 is: 45,114.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,929.68 : 74,401.38 = 32,701.20 : x
  2. Step 2: Convert to fraction form
    53,929.68/74,401.38 = 32,701.20/x
  3. Step 3: Cross multiply
    53,929.68x = 74,401.38 × 32,701.20
  4. Step 4: Simplify right side
    53,929.68x = 2,433,014,407.66
  5. Step 5: Solve for x
    x = 2,433,014,407.66/53,929.68
  6. Step 6: Final answer
    x = 45,114.57

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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.