Home / 117,634.35-162,317.12-69,886.47

Finding the Fourth Proportional to 117,634.35, 162,317.12 and 69,886.47

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Solution

The fourth proportional to 117,634.35, 162,317.12 and 69,886.47 is: 96,432.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,634.35 : 162,317.12 = 69,886.47 : x
  2. Step 2: Convert to fraction form
    117,634.35/162,317.12 = 69,886.47/x
  3. Step 3: Cross multiply
    117,634.35x = 162,317.12 × 69,886.47
  4. Step 4: Simplify right side
    117,634.35x = 11,343,769,725.78
  5. Step 5: Solve for x
    x = 11,343,769,725.78/117,634.35
  6. Step 6: Final answer
    x = 96,432.46

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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.