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Finding the Fourth Proportional to 162,003.80, 242,932.80 and 62,130.80

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Solution

The fourth proportional to 162,003.80, 242,932.80 and 62,130.80 is: 93,168.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,003.80 : 242,932.80 = 62,130.80 : x
  2. Step 2: Convert to fraction form
    162,003.80/242,932.80 = 62,130.80/x
  3. Step 3: Cross multiply
    162,003.80x = 242,932.80 × 62,130.80
  4. Step 4: Simplify right side
    162,003.80x = 15,093,609,210.24
  5. Step 5: Solve for x
    x = 15,093,609,210.24/162,003.80
  6. Step 6: Final answer
    x = 93,168.24

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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.