Home / 45,854.48-63,252.30-28,831.75

Finding the Fourth Proportional to 45,854.48, 63,252.30 and 28,831.75

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Solution

The fourth proportional to 45,854.48, 63,252.30 and 28,831.75 is: 39,770.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,854.48 : 63,252.30 = 28,831.75 : x
  2. Step 2: Convert to fraction form
    45,854.48/63,252.30 = 28,831.75/x
  3. Step 3: Cross multiply
    45,854.48x = 63,252.30 × 28,831.75
  4. Step 4: Simplify right side
    45,854.48x = 1,823,674,342.39
  5. Step 5: Solve for x
    x = 1,823,674,342.39/45,854.48
  6. Step 6: Final answer
    x = 39,770.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.