Home / 219,413.32-329,239.05-93,124.60

Finding the Fourth Proportional to 219,413.32, 329,239.05 and 93,124.60

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Solution

The fourth proportional to 219,413.32, 329,239.05 and 93,124.60 is: 139,737.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,413.32 : 329,239.05 = 93,124.60 : x
  2. Step 2: Convert to fraction form
    219,413.32/329,239.05 = 93,124.60/x
  3. Step 3: Cross multiply
    219,413.32x = 329,239.05 × 93,124.60
  4. Step 4: Simplify right side
    219,413.32x = 30,660,254,835.63
  5. Step 5: Solve for x
    x = 30,660,254,835.63/219,413.32
  6. Step 6: Final answer
    x = 139,737.44

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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.