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Finding the Fourth Proportional to 116,150.40, 162,403.20 and 116,150.40

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Solution

The fourth proportional to 116,150.40, 162,403.20 and 116,150.40 is: 162,403.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,150.40 : 162,403.20 = 116,150.40 : x
  2. Step 2: Convert to fraction form
    116,150.40/162,403.20 = 116,150.40/x
  3. Step 3: Cross multiply
    116,150.40x = 162,403.20 × 116,150.40
  4. Step 4: Simplify right side
    116,150.40x = 18,863,196,641.28
  5. Step 5: Solve for x
    x = 18,863,196,641.28/116,150.40
  6. Step 6: Final answer
    x = 162,403.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.