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Finding the Fourth Proportional to 176,069.70, 263,413.35 and 159,480.90

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Solution

The fourth proportional to 176,069.70, 263,413.35 and 159,480.90 is: 238,595.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,069.70 : 263,413.35 = 159,480.90 : x
  2. Step 2: Convert to fraction form
    176,069.70/263,413.35 = 159,480.90/x
  3. Step 3: Cross multiply
    176,069.70x = 263,413.35 × 159,480.90
  4. Step 4: Simplify right side
    176,069.70x = 42,009,398,130.02
  5. Step 5: Solve for x
    x = 42,009,398,130.02/176,069.70
  6. Step 6: Final answer
    x = 238,595.27

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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.