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Finding the Fourth Proportional to 174,617.40, 262,041.30 and 63,809.40

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Solution

The fourth proportional to 174,617.40, 262,041.30 and 63,809.40 is: 95,756.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,617.40 : 262,041.30 = 63,809.40 : x
  2. Step 2: Convert to fraction form
    174,617.40/262,041.30 = 63,809.40/x
  3. Step 3: Cross multiply
    174,617.40x = 262,041.30 × 63,809.40
  4. Step 4: Simplify right side
    174,617.40x = 16,720,698,128.22
  5. Step 5: Solve for x
    x = 16,720,698,128.22/174,617.40
  6. Step 6: Final answer
    x = 95,756.20

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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.