Home / 69,101.15-95,358.44-38,886.47

Finding the Fourth Proportional to 69,101.15, 95,358.44 and 38,886.47

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Solution

The fourth proportional to 69,101.15, 95,358.44 and 38,886.47 is: 53,662.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,101.15 : 95,358.44 = 38,886.47 : x
  2. Step 2: Convert to fraction form
    69,101.15/95,358.44 = 38,886.47/x
  3. Step 3: Cross multiply
    69,101.15x = 95,358.44 × 38,886.47
  4. Step 4: Simplify right side
    69,101.15x = 3,708,152,445.08
  5. Step 5: Solve for x
    x = 3,708,152,445.08/69,101.15
  6. Step 6: Final answer
    x = 53,662.67

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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.