Home / 131,850.18-181,944.18-73,703.16

Finding the Fourth Proportional to 131,850.18, 181,944.18 and 73,703.16

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Solution

The fourth proportional to 131,850.18, 181,944.18 and 73,703.16 is: 101,705.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,850.18 : 181,944.18 = 73,703.16 : x
  2. Step 2: Convert to fraction form
    131,850.18/181,944.18 = 73,703.16/x
  3. Step 3: Cross multiply
    131,850.18x = 181,944.18 × 73,703.16
  4. Step 4: Simplify right side
    131,850.18x = 13,409,861,009.61
  5. Step 5: Solve for x
    x = 13,409,861,009.61/131,850.18
  6. Step 6: Final answer
    x = 101,705.29

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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.