Home / 189,549.39-284,401.42-122,116.66

Finding the Fourth Proportional to 189,549.39, 284,401.42 and 122,116.66

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Solution

The fourth proportional to 189,549.39, 284,401.42 and 122,116.66 is: 183,224.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,549.39 : 284,401.42 = 122,116.66 : x
  2. Step 2: Convert to fraction form
    189,549.39/284,401.42 = 122,116.66/x
  3. Step 3: Cross multiply
    189,549.39x = 284,401.42 × 122,116.66
  4. Step 4: Simplify right side
    189,549.39x = 34,730,151,509.66
  5. Step 5: Solve for x
    x = 34,730,151,509.66/189,549.39
  6. Step 6: Final answer
    x = 183,224.81

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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.