Home / 177,714.11-245,205.96-102,262.61

Finding the Fourth Proportional to 177,714.11, 245,205.96 and 102,262.61

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Solution

The fourth proportional to 177,714.11, 245,205.96 and 102,262.61 is: 141,099.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,714.11 : 245,205.96 = 102,262.61 : x
  2. Step 2: Convert to fraction form
    177,714.11/245,205.96 = 102,262.61/x
  3. Step 3: Cross multiply
    177,714.11x = 245,205.96 × 102,262.61
  4. Step 4: Simplify right side
    177,714.11x = 25,075,401,457.16
  5. Step 5: Solve for x
    x = 25,075,401,457.16/177,714.11
  6. Step 6: Final answer
    x = 141,099.67

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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.