Home / 50,854.32-76,281.47-19,689.57

Finding the Fourth Proportional to 50,854.32, 76,281.47 and 19,689.57

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Solution

The fourth proportional to 50,854.32, 76,281.47 and 19,689.57 is: 29,534.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,854.32 : 76,281.47 = 19,689.57 : x
  2. Step 2: Convert to fraction form
    50,854.32/76,281.47 = 19,689.57/x
  3. Step 3: Cross multiply
    50,854.32x = 76,281.47 × 19,689.57
  4. Step 4: Simplify right side
    50,854.32x = 1,501,949,244.82
  5. Step 5: Solve for x
    x = 1,501,949,244.82/50,854.32
  6. Step 6: Final answer
    x = 29,534.35

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.