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Finding the Fourth Proportional to 152,273.80, 228,216.30 and 117,038.80

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Solution

The fourth proportional to 152,273.80, 228,216.30 and 117,038.80 is: 175,408.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,273.80 : 228,216.30 = 117,038.80 : x
  2. Step 2: Convert to fraction form
    152,273.80/228,216.30 = 117,038.80/x
  3. Step 3: Cross multiply
    152,273.80x = 228,216.30 × 117,038.80
  4. Step 4: Simplify right side
    152,273.80x = 26,710,161,892.44
  5. Step 5: Solve for x
    x = 26,710,161,892.44/152,273.80
  6. Step 6: Final answer
    x = 175,408.78

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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.