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Finding the Fourth Proportional to 163,163.04, 224,745.48 and 115,334.16

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Solution

The fourth proportional to 163,163.04, 224,745.48 and 115,334.16 is: 158,864.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,163.04 : 224,745.48 = 115,334.16 : x
  2. Step 2: Convert to fraction form
    163,163.04/224,745.48 = 115,334.16/x
  3. Step 3: Cross multiply
    163,163.04x = 224,745.48 × 115,334.16
  4. Step 4: Simplify right side
    163,163.04x = 25,920,831,149.60
  5. Step 5: Solve for x
    x = 25,920,831,149.60/163,163.04
  6. Step 6: Final answer
    x = 158,864.60

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1.5x scale

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.