Home / 152,066.20-228,228.90-67,955.80

Finding the Fourth Proportional to 152,066.20, 228,228.90 and 67,955.80

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Solution

The fourth proportional to 152,066.20, 228,228.90 and 67,955.80 is: 101,991.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,066.20 : 228,228.90 = 67,955.80 : x
  2. Step 2: Convert to fraction form
    152,066.20/228,228.90 = 67,955.80/x
  3. Step 3: Cross multiply
    152,066.20x = 228,228.90 × 67,955.80
  4. Step 4: Simplify right side
    152,066.20x = 15,509,477,482.62
  5. Step 5: Solve for x
    x = 15,509,477,482.62/152,066.20
  6. Step 6: Final answer
    x = 101,991.62

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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.