Home / 70,126.06-96,780.96-41,831.74

Finding the Fourth Proportional to 70,126.06, 96,780.96 and 41,831.74

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Solution

The fourth proportional to 70,126.06, 96,780.96 and 41,831.74 is: 57,731.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,126.06 : 96,780.96 = 41,831.74 : x
  2. Step 2: Convert to fraction form
    70,126.06/96,780.96 = 41,831.74/x
  3. Step 3: Cross multiply
    70,126.06x = 96,780.96 × 41,831.74
  4. Step 4: Simplify right side
    70,126.06x = 4,048,515,746.51
  5. Step 5: Solve for x
    x = 4,048,515,746.51/70,126.06
  6. Step 6: Final answer
    x = 57,731.98

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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.