Home / 54,349.62-75,001.30-30,475.77

Finding the Fourth Proportional to 54,349.62, 75,001.30 and 30,475.77

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Solution

The fourth proportional to 54,349.62, 75,001.30 and 30,475.77 is: 42,055.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,349.62 : 75,001.30 = 30,475.77 : x
  2. Step 2: Convert to fraction form
    54,349.62/75,001.30 = 30,475.77/x
  3. Step 3: Cross multiply
    54,349.62x = 75,001.30 × 30,475.77
  4. Step 4: Simplify right side
    54,349.62x = 2,285,722,368.50
  5. Step 5: Solve for x
    x = 2,285,722,368.50/54,349.62
  6. Step 6: Final answer
    x = 42,055.90

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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.