Home / 113,243.86-156,278.33-62,258.82

Finding the Fourth Proportional to 113,243.86, 156,278.33 and 62,258.82

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Solution

The fourth proportional to 113,243.86, 156,278.33 and 62,258.82 is: 85,918.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,243.86 : 156,278.33 = 62,258.82 : x
  2. Step 2: Convert to fraction form
    113,243.86/156,278.33 = 62,258.82/x
  3. Step 3: Cross multiply
    113,243.86x = 156,278.33 × 62,258.82
  4. Step 4: Simplify right side
    113,243.86x = 9,729,704,417.37
  5. Step 5: Solve for x
    x = 9,729,704,417.37/113,243.86
  6. Step 6: Final answer
    x = 85,918.16

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1.5x scale

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.