Home / 103,777.96-155,686.40-33,648.16

Finding the Fourth Proportional to 103,777.96, 155,686.40 and 33,648.16

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Solution

The fourth proportional to 103,777.96, 155,686.40 and 33,648.16 is: 50,478.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,777.96 : 155,686.40 = 33,648.16 : x
  2. Step 2: Convert to fraction form
    103,777.96/155,686.40 = 33,648.16/x
  3. Step 3: Cross multiply
    103,777.96x = 155,686.40 × 33,648.16
  4. Step 4: Simplify right side
    103,777.96x = 5,238,560,897.02
  5. Step 5: Solve for x
    x = 5,238,560,897.02/103,777.96
  6. Step 6: Final answer
    x = 50,478.55

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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.