Home / 126,460.40-174,500.42-75,463.67

Finding the Fourth Proportional to 126,460.40, 174,500.42 and 75,463.67

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Solution

The fourth proportional to 126,460.40, 174,500.42 and 75,463.67 is: 104,130.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,460.40 : 174,500.42 = 75,463.67 : x
  2. Step 2: Convert to fraction form
    126,460.40/174,500.42 = 75,463.67/x
  3. Step 3: Cross multiply
    126,460.40x = 174,500.42 × 75,463.67
  4. Step 4: Simplify right side
    126,460.40x = 13,168,442,168.67
  5. Step 5: Solve for x
    x = 13,168,442,168.67/126,460.40
  6. Step 6: Final answer
    x = 104,130.96

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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.