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Finding the Fourth Proportional to 186,044.65, 256,741.04 and 113,447.59

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Solution

The fourth proportional to 186,044.65, 256,741.04 and 113,447.59 is: 156,557.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,044.65 : 256,741.04 = 113,447.59 : x
  2. Step 2: Convert to fraction form
    186,044.65/256,741.04 = 113,447.59/x
  3. Step 3: Cross multiply
    186,044.65x = 256,741.04 × 113,447.59
  4. Step 4: Simplify right side
    186,044.65x = 29,126,651,883.86
  5. Step 5: Solve for x
    x = 29,126,651,883.86/186,044.65
  6. Step 6: Final answer
    x = 156,557.32

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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.