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Finding the Fourth Proportional to 169,688.40, 254,365.20 and 94,844.40

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Solution

The fourth proportional to 169,688.40, 254,365.20 and 94,844.40 is: 142,173.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,688.40 : 254,365.20 = 94,844.40 : x
  2. Step 2: Convert to fraction form
    169,688.40/254,365.20 = 94,844.40/x
  3. Step 3: Cross multiply
    169,688.40x = 254,365.20 × 94,844.40
  4. Step 4: Simplify right side
    169,688.40x = 24,125,114,774.88
  5. Step 5: Solve for x
    x = 24,125,114,774.88/169,688.40
  6. Step 6: Final answer
    x = 142,173.03

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1.5x scale

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.