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Finding the Fourth Proportional to 174,385.76, 240,635.72 and 97,887.34

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Solution

The fourth proportional to 174,385.76, 240,635.72 and 97,887.34 is: 135,075.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,385.76 : 240,635.72 = 97,887.34 : x
  2. Step 2: Convert to fraction form
    174,385.76/240,635.72 = 97,887.34/x
  3. Step 3: Cross multiply
    174,385.76x = 240,635.72 × 97,887.34
  4. Step 4: Simplify right side
    174,385.76x = 23,555,190,539.78
  5. Step 5: Solve for x
    x = 23,555,190,539.78/174,385.76
  6. Step 6: Final answer
    x = 135,075.20

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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.