Home / 103,615.51-155,416.91-60,944.53

Finding the Fourth Proportional to 103,615.51, 155,416.91 and 60,944.53

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Solution

The fourth proportional to 103,615.51, 155,416.91 and 60,944.53 is: 91,413.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,615.51 : 155,416.91 = 60,944.53 : x
  2. Step 2: Convert to fraction form
    103,615.51/155,416.91 = 60,944.53/x
  3. Step 3: Cross multiply
    103,615.51x = 155,416.91 × 60,944.53
  4. Step 4: Simplify right side
    103,615.51x = 9,471,810,534.00
  5. Step 5: Solve for x
    x = 9,471,810,534.00/103,615.51
  6. Step 6: Final answer
    x = 91,413.06

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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.