Home / 32,159.42-44,401.67-20,078.31

Finding the Fourth Proportional to 32,159.42, 44,401.67 and 20,078.31

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Solution

The fourth proportional to 32,159.42, 44,401.67 and 20,078.31 is: 27,721.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,159.42 : 44,401.67 = 20,078.31 : x
  2. Step 2: Convert to fraction form
    32,159.42/44,401.67 = 20,078.31/x
  3. Step 3: Cross multiply
    32,159.42x = 44,401.67 × 20,078.31
  4. Step 4: Simplify right side
    32,159.42x = 891,510,394.39
  5. Step 5: Solve for x
    x = 891,510,394.39/32,159.42
  6. Step 6: Final answer
    x = 27,721.60

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1.5x scale

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.