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Finding the Fourth Proportional to 214,438.59, 295,925.54 and 118,945.28

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Solution

The fourth proportional to 214,438.59, 295,925.54 and 118,945.28 is: 164,144.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,438.59 : 295,925.54 = 118,945.28 : x
  2. Step 2: Convert to fraction form
    214,438.59/295,925.54 = 118,945.28/x
  3. Step 3: Cross multiply
    214,438.59x = 295,925.54 × 118,945.28
  4. Step 4: Simplify right side
    214,438.59x = 35,198,946,214.45
  5. Step 5: Solve for x
    x = 35,198,946,214.45/214,438.59
  6. Step 6: Final answer
    x = 164,144.65

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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.