Home / 134,650.40-185,818.82-74,223.41

Finding the Fourth Proportional to 134,650.40, 185,818.82 and 74,223.41

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Solution

The fourth proportional to 134,650.40, 185,818.82 and 74,223.41 is: 102,429.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,650.40 : 185,818.82 = 74,223.41 : x
  2. Step 2: Convert to fraction form
    134,650.40/185,818.82 = 74,223.41/x
  3. Step 3: Cross multiply
    134,650.40x = 185,818.82 × 74,223.41
  4. Step 4: Simplify right side
    134,650.40x = 13,792,105,162.37
  5. Step 5: Solve for x
    x = 13,792,105,162.37/134,650.40
  6. Step 6: Final answer
    x = 102,429.00

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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.