Home / 152,160.72-228,154.68-127,355.28

Finding the Fourth Proportional to 152,160.72, 228,154.68 and 127,355.28

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Solution

The fourth proportional to 152,160.72, 228,154.68 and 127,355.28 is: 190,960.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,160.72 : 228,154.68 = 127,355.28 : x
  2. Step 2: Convert to fraction form
    152,160.72/228,154.68 = 127,355.28/x
  3. Step 3: Cross multiply
    152,160.72x = 228,154.68 × 127,355.28
  4. Step 4: Simplify right side
    152,160.72x = 29,056,703,154.71
  5. Step 5: Solve for x
    x = 29,056,703,154.71/152,160.72
  6. Step 6: Final answer
    x = 190,960.61

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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.