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Finding the Fourth Proportional to 173,615.44, 260,436.12 and 73,764.40

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Solution

The fourth proportional to 173,615.44, 260,436.12 and 73,764.40 is: 110,652.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,615.44 : 260,436.12 = 73,764.40 : x
  2. Step 2: Convert to fraction form
    173,615.44/260,436.12 = 73,764.40/x
  3. Step 3: Cross multiply
    173,615.44x = 260,436.12 × 73,764.40
  4. Step 4: Simplify right side
    173,615.44x = 19,210,914,130.13
  5. Step 5: Solve for x
    x = 19,210,914,130.13/173,615.44
  6. Step 6: Final answer
    x = 110,652.11

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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.