Home / 106,367.04-159,565.20-47,201.40

Finding the Fourth Proportional to 106,367.04, 159,565.20 and 47,201.40

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Solution

The fourth proportional to 106,367.04, 159,565.20 and 47,201.40 is: 70,808.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,367.04 : 159,565.20 = 47,201.40 : x
  2. Step 2: Convert to fraction form
    106,367.04/159,565.20 = 47,201.40/x
  3. Step 3: Cross multiply
    106,367.04x = 159,565.20 × 47,201.40
  4. Step 4: Simplify right side
    106,367.04x = 7,531,700,831.28
  5. Step 5: Solve for x
    x = 7,531,700,831.28/106,367.04
  6. Step 6: Final answer
    x = 70,808.60

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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.