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Finding the Fourth Proportional to 174,038.62, 240,168.63 and 102,422.86

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Solution

The fourth proportional to 174,038.62, 240,168.63 and 102,422.86 is: 141,340.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,038.62 : 240,168.63 = 102,422.86 : x
  2. Step 2: Convert to fraction form
    174,038.62/240,168.63 = 102,422.86/x
  3. Step 3: Cross multiply
    174,038.62x = 240,168.63 × 102,422.86
  4. Step 4: Simplify right side
    174,038.62x = 24,598,757,966.88
  5. Step 5: Solve for x
    x = 24,598,757,966.88/174,038.62
  6. Step 6: Final answer
    x = 141,340.80

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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.