Home / 88,933.40-133,076.10-55,669.40

Finding the Fourth Proportional to 88,933.40, 133,076.10 and 55,669.40

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Solution

The fourth proportional to 88,933.40, 133,076.10 and 55,669.40 is: 83,301.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,933.40 : 133,076.10 = 55,669.40 : x
  2. Step 2: Convert to fraction form
    88,933.40/133,076.10 = 55,669.40/x
  3. Step 3: Cross multiply
    88,933.40x = 133,076.10 × 55,669.40
  4. Step 4: Simplify right side
    88,933.40x = 7,408,266,641.34
  5. Step 5: Solve for x
    x = 7,408,266,641.34/88,933.40
  6. Step 6: Final answer
    x = 83,301.29

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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.