Home / 99,353.44-149,031.36-39,396.64

Finding the Fourth Proportional to 99,353.44, 149,031.36 and 39,396.64

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Solution

The fourth proportional to 99,353.44, 149,031.36 and 39,396.64 is: 59,095.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,353.44 : 149,031.36 = 39,396.64 : x
  2. Step 2: Convert to fraction form
    99,353.44/149,031.36 = 39,396.64/x
  3. Step 3: Cross multiply
    99,353.44x = 149,031.36 × 39,396.64
  4. Step 4: Simplify right side
    99,353.44x = 5,871,334,838.63
  5. Step 5: Solve for x
    x = 5,871,334,838.63/99,353.44
  6. Step 6: Final answer
    x = 59,095.44

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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.