Home / 51,030.40-76,567.92-19,854.88

Finding the Fourth Proportional to 51,030.40, 76,567.92 and 19,854.88

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Solution

The fourth proportional to 51,030.40, 76,567.92 and 19,854.88 is: 29,791.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,030.40 : 76,567.92 = 19,854.88 : x
  2. Step 2: Convert to fraction form
    51,030.40/76,567.92 = 19,854.88/x
  3. Step 3: Cross multiply
    51,030.40x = 76,567.92 × 19,854.88
  4. Step 4: Simplify right side
    51,030.40x = 1,520,246,863.45
  5. Step 5: Solve for x
    x = 1,520,246,863.45/51,030.40
  6. Step 6: Final answer
    x = 29,791.00

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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.