Home / 160,402.50-221,413.80-93,334.50

Finding the Fourth Proportional to 160,402.50, 221,413.80 and 93,334.50

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Solution

The fourth proportional to 160,402.50, 221,413.80 and 93,334.50 is: 128,835.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,402.50 : 221,413.80 = 93,334.50 : x
  2. Step 2: Convert to fraction form
    160,402.50/221,413.80 = 93,334.50/x
  3. Step 3: Cross multiply
    160,402.50x = 221,413.80 × 93,334.50
  4. Step 4: Simplify right side
    160,402.50x = 20,665,546,316.10
  5. Step 5: Solve for x
    x = 20,665,546,316.10/160,402.50
  6. Step 6: Final answer
    x = 128,835.56

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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.