Home / 120,954.63-181,373.18-36,699.55

Finding the Fourth Proportional to 120,954.63, 181,373.18 and 36,699.55

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Solution

The fourth proportional to 120,954.63, 181,373.18 and 36,699.55 is: 55,031.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,954.63 : 181,373.18 = 36,699.55 : x
  2. Step 2: Convert to fraction form
    120,954.63/181,373.18 = 36,699.55/x
  3. Step 3: Cross multiply
    120,954.63x = 181,373.18 × 36,699.55
  4. Step 4: Simplify right side
    120,954.63x = 6,656,313,451.14
  5. Step 5: Solve for x
    x = 6,656,313,451.14/120,954.63
  6. Step 6: Final answer
    x = 55,031.49

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1.5x scale

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.