Home / 177,561.90-245,025.50-101,099.67

Finding the Fourth Proportional to 177,561.90, 245,025.50 and 101,099.67

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Solution

The fourth proportional to 177,561.90, 245,025.50 and 101,099.67 is: 139,511.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,561.90 : 245,025.50 = 101,099.67 : x
  2. Step 2: Convert to fraction form
    177,561.90/245,025.50 = 101,099.67/x
  3. Step 3: Cross multiply
    177,561.90x = 245,025.50 × 101,099.67
  4. Step 4: Simplify right side
    177,561.90x = 24,771,996,686.09
  5. Step 5: Solve for x
    x = 24,771,996,686.09/177,561.90
  6. Step 6: Final answer
    x = 139,511.89

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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.