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Finding the Fourth Proportional to 163,682.92, 224,903.45 and 130,090.60

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Solution

The fourth proportional to 163,682.92, 224,903.45 and 130,090.60 is: 178,746.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,682.92 : 224,903.45 = 130,090.60 : x
  2. Step 2: Convert to fraction form
    163,682.92/224,903.45 = 130,090.60/x
  3. Step 3: Cross multiply
    163,682.92x = 224,903.45 × 130,090.60
  4. Step 4: Simplify right side
    163,682.92x = 29,257,824,752.57
  5. Step 5: Solve for x
    x = 29,257,824,752.57/163,682.92
  6. Step 6: Final answer
    x = 178,746.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.