Home / 70,168.19-96,830.96-38,336.40

Finding the Fourth Proportional to 70,168.19, 96,830.96 and 38,336.40

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Solution

The fourth proportional to 70,168.19, 96,830.96 and 38,336.40 is: 52,903.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,168.19 : 96,830.96 = 38,336.40 : x
  2. Step 2: Convert to fraction form
    70,168.19/96,830.96 = 38,336.40/x
  3. Step 3: Cross multiply
    70,168.19x = 96,830.96 × 38,336.40
  4. Step 4: Simplify right side
    70,168.19x = 3,712,150,223.26
  5. Step 5: Solve for x
    x = 3,712,150,223.26/70,168.19
  6. Step 6: Final answer
    x = 52,903.61

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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.