Home / 70,206.19-96,884.54-38,375.21

Finding the Fourth Proportional to 70,206.19, 96,884.54 and 38,375.21

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Solution

The fourth proportional to 70,206.19, 96,884.54 and 38,375.21 is: 52,957.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,206.19 : 96,884.54 = 38,375.21 : x
  2. Step 2: Convert to fraction form
    70,206.19/96,884.54 = 38,375.21/x
  3. Step 3: Cross multiply
    70,206.19x = 96,884.54 × 38,375.21
  4. Step 4: Simplify right side
    70,206.19x = 3,717,964,762.50
  5. Step 5: Solve for x
    x = 3,717,964,762.50/70,206.19
  6. Step 6: Final answer
    x = 52,957.79

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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.