Home / 102,929.16-154,266.57-60,766.50

Finding the Fourth Proportional to 102,929.16, 154,266.57 and 60,766.50

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Solution

The fourth proportional to 102,929.16, 154,266.57 and 60,766.50 is: 91,074.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,929.16 : 154,266.57 = 60,766.50 : x
  2. Step 2: Convert to fraction form
    102,929.16/154,266.57 = 60,766.50/x
  3. Step 3: Cross multiply
    102,929.16x = 154,266.57 × 60,766.50
  4. Step 4: Simplify right side
    102,929.16x = 9,374,239,525.91
  5. Step 5: Solve for x
    x = 9,374,239,525.91/102,929.16
  6. Step 6: Final answer
    x = 91,074.67

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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.