Home / 186,678.02-280,023.18-51,741.84

Finding the Fourth Proportional to 186,678.02, 280,023.18 and 51,741.84

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Solution

The fourth proportional to 186,678.02, 280,023.18 and 51,741.84 is: 77,614.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,678.02 : 280,023.18 = 51,741.84 : x
  2. Step 2: Convert to fraction form
    186,678.02/280,023.18 = 51,741.84/x
  3. Step 3: Cross multiply
    186,678.02x = 280,023.18 × 51,741.84
  4. Step 4: Simplify right side
    186,678.02x = 14,488,914,575.85
  5. Step 5: Solve for x
    x = 14,488,914,575.85/186,678.02
  6. Step 6: Final answer
    x = 77,614.46

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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.