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Finding the Fourth Proportional to 173,682.40, 260,547.90 and 73,841.80

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Solution

The fourth proportional to 173,682.40, 260,547.90 and 73,841.80 is: 110,773.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,682.40 : 260,547.90 = 73,841.80 : x
  2. Step 2: Convert to fraction form
    173,682.40/260,547.90 = 73,841.80/x
  3. Step 3: Cross multiply
    173,682.40x = 260,547.90 × 73,841.80
  4. Step 4: Simplify right side
    173,682.40x = 19,239,325,922.22
  5. Step 5: Solve for x
    x = 19,239,325,922.22/173,682.40
  6. Step 6: Final answer
    x = 110,773.03

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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.