Home / 152,555.40-228,768.30-73,693.80

Finding the Fourth Proportional to 152,555.40, 228,768.30 and 73,693.80

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Solution

The fourth proportional to 152,555.40, 228,768.30 and 73,693.80 is: 110,509.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,555.40 : 228,768.30 = 73,693.80 : x
  2. Step 2: Convert to fraction form
    152,555.40/228,768.30 = 73,693.80/x
  3. Step 3: Cross multiply
    152,555.40x = 228,768.30 × 73,693.80
  4. Step 4: Simplify right side
    152,555.40x = 16,858,805,346.54
  5. Step 5: Solve for x
    x = 16,858,805,346.54/152,555.40
  6. Step 6: Final answer
    x = 110,509.40

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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.