Home / 131,524.76-181,460.66-74,156.92

Finding the Fourth Proportional to 131,524.76, 181,460.66 and 74,156.92

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Solution

The fourth proportional to 131,524.76, 181,460.66 and 74,156.92 is: 102,312.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,524.76 : 181,460.66 = 74,156.92 : x
  2. Step 2: Convert to fraction form
    131,524.76/181,460.66 = 74,156.92/x
  3. Step 3: Cross multiply
    131,524.76x = 181,460.66 × 74,156.92
  4. Step 4: Simplify right side
    131,524.76x = 13,456,562,822.33
  5. Step 5: Solve for x
    x = 13,456,562,822.33/131,524.76
  6. Step 6: Final answer
    x = 102,312.01

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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.