Home / 55,320.12-76,261.23-43,994.16

Finding the Fourth Proportional to 55,320.12, 76,261.23 and 43,994.16

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Solution

The fourth proportional to 55,320.12, 76,261.23 and 43,994.16 is: 60,647.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,320.12 : 76,261.23 = 43,994.16 : x
  2. Step 2: Convert to fraction form
    55,320.12/76,261.23 = 43,994.16/x
  3. Step 3: Cross multiply
    55,320.12x = 76,261.23 × 43,994.16
  4. Step 4: Simplify right side
    55,320.12x = 3,355,048,754.42
  5. Step 5: Solve for x
    x = 3,355,048,754.42/55,320.12
  6. Step 6: Final answer
    x = 60,647.89

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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.