Home / 186,446.32-257,186.03-131,937.17

Finding the Fourth Proportional to 186,446.32, 257,186.03 and 131,937.17

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Solution

The fourth proportional to 186,446.32, 257,186.03 and 131,937.17 is: 181,995.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,446.32 : 257,186.03 = 131,937.17 : x
  2. Step 2: Convert to fraction form
    186,446.32/257,186.03 = 131,937.17/x
  3. Step 3: Cross multiply
    186,446.32x = 257,186.03 × 131,937.17
  4. Step 4: Simplify right side
    186,446.32x = 33,932,397,074.98
  5. Step 5: Solve for x
    x = 33,932,397,074.98/186,446.32
  6. Step 6: Final answer
    x = 181,995.53

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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.