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Finding the Fourth Proportional to 162,325.80, 224,031.85 and 93,413.84

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Solution

The fourth proportional to 162,325.80, 224,031.85 and 93,413.84 is: 128,923.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,325.80 : 224,031.85 = 93,413.84 : x
  2. Step 2: Convert to fraction form
    162,325.80/224,031.85 = 93,413.84/x
  3. Step 3: Cross multiply
    162,325.80x = 224,031.85 × 93,413.84
  4. Step 4: Simplify right side
    162,325.80x = 20,927,675,390.80
  5. Step 5: Solve for x
    x = 20,927,675,390.80/162,325.80
  6. Step 6: Final answer
    x = 128,923.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.