Home / 55,994.19-77,271.98-30,843.69

Finding the Fourth Proportional to 55,994.19, 77,271.98 and 30,843.69

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Solution

The fourth proportional to 55,994.19, 77,271.98 and 30,843.69 is: 42,564.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,994.19 : 77,271.98 = 30,843.69 : x
  2. Step 2: Convert to fraction form
    55,994.19/77,271.98 = 30,843.69/x
  3. Step 3: Cross multiply
    55,994.19x = 77,271.98 × 30,843.69
  4. Step 4: Simplify right side
    55,994.19x = 2,383,352,996.81
  5. Step 5: Solve for x
    x = 2,383,352,996.81/55,994.19
  6. Step 6: Final answer
    x = 42,564.29

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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.