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Finding the Fourth Proportional to 174,370.92, 261,297.72 and 99,452.40

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Solution

The fourth proportional to 174,370.92, 261,297.72 and 99,452.40 is: 149,031.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,370.92 : 261,297.72 = 99,452.40 : x
  2. Step 2: Convert to fraction form
    174,370.92/261,297.72 = 99,452.40/x
  3. Step 3: Cross multiply
    174,370.92x = 261,297.72 × 99,452.40
  4. Step 4: Simplify right side
    174,370.92x = 25,986,685,368.53
  5. Step 5: Solve for x
    x = 25,986,685,368.53/174,370.92
  6. Step 6: Final answer
    x = 149,031.07

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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.