Home / 152,399.40-228,161.70-93,350.40

Finding the Fourth Proportional to 152,399.40, 228,161.70 and 93,350.40

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Solution

The fourth proportional to 152,399.40, 228,161.70 and 93,350.40 is: 139,757.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,399.40 : 228,161.70 = 93,350.40 : x
  2. Step 2: Convert to fraction form
    152,399.40/228,161.70 = 93,350.40/x
  3. Step 3: Cross multiply
    152,399.40x = 228,161.70 × 93,350.40
  4. Step 4: Simplify right side
    152,399.40x = 21,298,985,959.68
  5. Step 5: Solve for x
    x = 21,298,985,959.68/152,399.40
  6. Step 6: Final answer
    x = 139,757.68

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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.