Home / 152,585.40-228,813.30-73,723.80

Finding the Fourth Proportional to 152,585.40, 228,813.30 and 73,723.80

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Solution

The fourth proportional to 152,585.40, 228,813.30 and 73,723.80 is: 110,554.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,585.40 : 228,813.30 = 73,723.80 : x
  2. Step 2: Convert to fraction form
    152,585.40/228,813.30 = 73,723.80/x
  3. Step 3: Cross multiply
    152,585.40x = 228,813.30 × 73,723.80
  4. Step 4: Simplify right side
    152,585.40x = 16,868,985,966.54
  5. Step 5: Solve for x
    x = 16,868,985,966.54/152,585.40
  6. Step 6: Final answer
    x = 110,554.39

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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.