Home / 55,557.33-76,669.32-30,063.70

Finding the Fourth Proportional to 55,557.33, 76,669.32 and 30,063.70

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Solution

The fourth proportional to 55,557.33, 76,669.32 and 30,063.70 is: 41,488.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,557.33 : 76,669.32 = 30,063.70 : x
  2. Step 2: Convert to fraction form
    55,557.33/76,669.32 = 30,063.70/x
  3. Step 3: Cross multiply
    55,557.33x = 76,669.32 × 30,063.70
  4. Step 4: Simplify right side
    55,557.33x = 2,304,962,902.02
  5. Step 5: Solve for x
    x = 2,304,962,902.02/55,557.33
  6. Step 6: Final answer
    x = 41,488.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.