Home / 105,526.93-158,150.44-55,642.33

Finding the Fourth Proportional to 105,526.93, 158,150.44 and 55,642.33

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Solution

The fourth proportional to 105,526.93, 158,150.44 and 55,642.33 is: 83,389.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,526.93 : 158,150.44 = 55,642.33 : x
  2. Step 2: Convert to fraction form
    105,526.93/158,150.44 = 55,642.33/x
  3. Step 3: Cross multiply
    105,526.93x = 158,150.44 × 55,642.33
  4. Step 4: Simplify right side
    105,526.93x = 8,799,858,782.23
  5. Step 5: Solve for x
    x = 8,799,858,782.23/105,526.93
  6. Step 6: Final answer
    x = 83,389.70

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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.