Home / 63,125.16-87,112.98-34,831.68

Finding the Fourth Proportional to 63,125.16, 87,112.98 and 34,831.68

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Solution

The fourth proportional to 63,125.16, 87,112.98 and 34,831.68 is: 48,067.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,125.16 : 87,112.98 = 34,831.68 : x
  2. Step 2: Convert to fraction form
    63,125.16/87,112.98 = 34,831.68/x
  3. Step 3: Cross multiply
    63,125.16x = 87,112.98 × 34,831.68
  4. Step 4: Simplify right side
    63,125.16x = 3,034,291,443.21
  5. Step 5: Solve for x
    x = 3,034,291,443.21/63,125.16
  6. Step 6: Final answer
    x = 48,067.86

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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.