Home / 114,767.64-158,354.79-66,999.33

Finding the Fourth Proportional to 114,767.64, 158,354.79 and 66,999.33

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Solution

The fourth proportional to 114,767.64, 158,354.79 and 66,999.33 is: 92,444.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,767.64 : 158,354.79 = 66,999.33 : x
  2. Step 2: Convert to fraction form
    114,767.64/158,354.79 = 66,999.33/x
  3. Step 3: Cross multiply
    114,767.64x = 158,354.79 × 66,999.33
  4. Step 4: Simplify right side
    114,767.64x = 10,609,664,832.29
  5. Step 5: Solve for x
    x = 10,609,664,832.29/114,767.64
  6. Step 6: Final answer
    x = 92,444.74

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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.