Home / 110,595.30-152,559.88-76,623.67

Finding the Fourth Proportional to 110,595.30, 152,559.88 and 76,623.67

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Solution

The fourth proportional to 110,595.30, 152,559.88 and 76,623.67 is: 105,697.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,595.30 : 152,559.88 = 76,623.67 : x
  2. Step 2: Convert to fraction form
    110,595.30/152,559.88 = 76,623.67/x
  3. Step 3: Cross multiply
    110,595.30x = 152,559.88 × 76,623.67
  4. Step 4: Simplify right side
    110,595.30x = 11,689,698,115.00
  5. Step 5: Solve for x
    x = 11,689,698,115.00/110,595.30
  6. Step 6: Final answer
    x = 105,697.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.