Home / 194,549.29-291,955.20-76,205.86

Finding the Fourth Proportional to 194,549.29, 291,955.20 and 76,205.86

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Solution

The fourth proportional to 194,549.29, 291,955.20 and 76,205.86 is: 114,360.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,549.29 : 291,955.20 = 76,205.86 : x
  2. Step 2: Convert to fraction form
    194,549.29/291,955.20 = 76,205.86/x
  3. Step 3: Cross multiply
    194,549.29x = 291,955.20 × 76,205.86
  4. Step 4: Simplify right side
    194,549.29x = 22,248,697,097.47
  5. Step 5: Solve for x
    x = 22,248,697,097.47/194,549.29
  6. Step 6: Final answer
    x = 114,360.21

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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.