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Finding the Fourth Proportional to 118,797.52, 163,878.48 and 73,461.04

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Solution

The fourth proportional to 118,797.52, 163,878.48 and 73,461.04 is: 101,337.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,797.52 : 163,878.48 = 73,461.04 : x
  2. Step 2: Convert to fraction form
    118,797.52/163,878.48 = 73,461.04/x
  3. Step 3: Cross multiply
    118,797.52x = 163,878.48 × 73,461.04
  4. Step 4: Simplify right side
    118,797.52x = 12,038,683,574.42
  5. Step 5: Solve for x
    x = 12,038,683,574.42/118,797.52
  6. Step 6: Final answer
    x = 101,337.84

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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.