Home / 153,918.08-230,900.20-54,060.67

Finding the Fourth Proportional to 153,918.08, 230,900.20 and 54,060.67

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Solution

The fourth proportional to 153,918.08, 230,900.20 and 54,060.67 is: 81,099.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,918.08 : 230,900.20 = 54,060.67 : x
  2. Step 2: Convert to fraction form
    153,918.08/230,900.20 = 54,060.67/x
  3. Step 3: Cross multiply
    153,918.08x = 230,900.20 × 54,060.67
  4. Step 4: Simplify right side
    153,918.08x = 12,482,618,802.73
  5. Step 5: Solve for x
    x = 12,482,618,802.73/153,918.08
  6. Step 6: Final answer
    x = 81,099.11

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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.