Home / 47,221.20-70,831.80-32,252.40

Finding the Fourth Proportional to 47,221.20, 70,831.80 and 32,252.40

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Solution

The fourth proportional to 47,221.20, 70,831.80 and 32,252.40 is: 48,378.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,221.20 : 70,831.80 = 32,252.40 : x
  2. Step 2: Convert to fraction form
    47,221.20/70,831.80 = 32,252.40/x
  3. Step 3: Cross multiply
    47,221.20x = 70,831.80 × 32,252.40
  4. Step 4: Simplify right side
    47,221.20x = 2,284,495,546.32
  5. Step 5: Solve for x
    x = 2,284,495,546.32/47,221.20
  6. Step 6: Final answer
    x = 48,378.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.