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Finding the Fourth Proportional to 174,364.58, 240,647.64 and 101,791.28

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Solution

The fourth proportional to 174,364.58, 240,647.64 and 101,791.28 is: 140,486.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,364.58 : 240,647.64 = 101,791.28 : x
  2. Step 2: Convert to fraction form
    174,364.58/240,647.64 = 101,791.28/x
  3. Step 3: Cross multiply
    174,364.58x = 240,647.64 × 101,791.28
  4. Step 4: Simplify right side
    174,364.58x = 24,495,831,304.58
  5. Step 5: Solve for x
    x = 24,495,831,304.58/174,364.58
  6. Step 6: Final answer
    x = 140,486.28

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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.