Home / 97,603.48-146,440.34-38,406.36

Finding the Fourth Proportional to 97,603.48, 146,440.34 and 38,406.36

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Solution

The fourth proportional to 97,603.48, 146,440.34 and 38,406.36 is: 57,623.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,603.48 : 146,440.34 = 38,406.36 : x
  2. Step 2: Convert to fraction form
    97,603.48/146,440.34 = 38,406.36/x
  3. Step 3: Cross multiply
    97,603.48x = 146,440.34 × 38,406.36
  4. Step 4: Simplify right side
    97,603.48x = 5,624,240,416.56
  5. Step 5: Solve for x
    x = 5,624,240,416.56/97,603.48
  6. Step 6: Final answer
    x = 57,623.36

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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.