Home / 131,599.51-181,600.44-74,237.15

Finding the Fourth Proportional to 131,599.51, 181,600.44 and 74,237.15

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Solution

The fourth proportional to 131,599.51, 181,600.44 and 74,237.15 is: 102,443.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,599.51 : 181,600.44 = 74,237.15 : x
  2. Step 2: Convert to fraction form
    131,599.51/181,600.44 = 74,237.15/x
  3. Step 3: Cross multiply
    131,599.51x = 181,600.44 × 74,237.15
  4. Step 4: Simplify right side
    131,599.51x = 13,481,499,104.35
  5. Step 5: Solve for x
    x = 13,481,499,104.35/131,599.51
  6. Step 6: Final answer
    x = 102,443.38

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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.