Home / 189,520.89-284,186.13-63,116.46

Finding the Fourth Proportional to 189,520.89, 284,186.13 and 63,116.46

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Solution

The fourth proportional to 189,520.89, 284,186.13 and 63,116.46 is: 94,642.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,520.89 : 284,186.13 = 63,116.46 : x
  2. Step 2: Convert to fraction form
    189,520.89/284,186.13 = 63,116.46/x
  3. Step 3: Cross multiply
    189,520.89x = 284,186.13 × 63,116.46
  4. Step 4: Simplify right side
    189,520.89x = 17,936,822,506.70
  5. Step 5: Solve for x
    x = 17,936,822,506.70/189,520.89
  6. Step 6: Final answer
    x = 94,642.98

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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.