Home / 86,557.37-129,834.70-44,413.13

Finding the Fourth Proportional to 86,557.37, 129,834.70 and 44,413.13

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Solution

The fourth proportional to 86,557.37, 129,834.70 and 44,413.13 is: 66,619.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,557.37 : 129,834.70 = 44,413.13 : x
  2. Step 2: Convert to fraction form
    86,557.37/129,834.70 = 44,413.13/x
  3. Step 3: Cross multiply
    86,557.37x = 129,834.70 × 44,413.13
  4. Step 4: Simplify right side
    86,557.37x = 5,766,365,623.16
  5. Step 5: Solve for x
    x = 5,766,365,623.16/86,557.37
  6. Step 6: Final answer
    x = 66,619.01

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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.