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Finding the Fourth Proportional to 162,005.60, 242,893.20 and 62,127.20

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Solution

The fourth proportional to 162,005.60, 242,893.20 and 62,127.20 is: 93,146.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,005.60 : 242,893.20 = 62,127.20 : x
  2. Step 2: Convert to fraction form
    162,005.60/242,893.20 = 62,127.20/x
  3. Step 3: Cross multiply
    162,005.60x = 242,893.20 × 62,127.20
  4. Step 4: Simplify right side
    162,005.60x = 15,090,274,415.04
  5. Step 5: Solve for x
    x = 15,090,274,415.04/162,005.60
  6. Step 6: Final answer
    x = 93,146.62

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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.