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Finding the Fourth Proportional to 174,550.64, 240,907.25 and 102,938.54

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Solution

The fourth proportional to 174,550.64, 240,907.25 and 102,938.54 is: 142,071.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,550.64 : 240,907.25 = 102,938.54 : x
  2. Step 2: Convert to fraction form
    174,550.64/240,907.25 = 102,938.54/x
  3. Step 3: Cross multiply
    174,550.64x = 240,907.25 × 102,938.54
  4. Step 4: Simplify right side
    174,550.64x = 24,798,640,075.72
  5. Step 5: Solve for x
    x = 24,798,640,075.72/174,550.64
  6. Step 6: Final answer
    x = 142,071.32

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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.