Home / 152,040.30-228,060.45-73,113.90

Finding the Fourth Proportional to 152,040.30, 228,060.45 and 73,113.90

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Solution

The fourth proportional to 152,040.30, 228,060.45 and 73,113.90 is: 109,670.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,040.30 : 228,060.45 = 73,113.90 : x
  2. Step 2: Convert to fraction form
    152,040.30/228,060.45 = 73,113.90/x
  3. Step 3: Cross multiply
    152,040.30x = 228,060.45 × 73,113.90
  4. Step 4: Simplify right side
    152,040.30x = 16,674,388,935.26
  5. Step 5: Solve for x
    x = 16,674,388,935.26/152,040.30
  6. Step 6: Final answer
    x = 109,670.85

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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.