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Finding the Fourth Proportional to 162,017.40, 243,026.10 and 162,017.40

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Solution

The fourth proportional to 162,017.40, 243,026.10 and 162,017.40 is: 243,026.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,017.40 : 243,026.10 = 162,017.40 : x
  2. Step 2: Convert to fraction form
    162,017.40/243,026.10 = 162,017.40/x
  3. Step 3: Cross multiply
    162,017.40x = 243,026.10 × 162,017.40
  4. Step 4: Simplify right side
    162,017.40x = 39,374,456,854.14
  5. Step 5: Solve for x
    x = 39,374,456,854.14/162,017.40
  6. Step 6: Final answer
    x = 243,026.10

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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.