Home / 75,036.42-112,473.63-48,760.02

Finding the Fourth Proportional to 75,036.42, 112,473.63 and 48,760.02

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Solution

The fourth proportional to 75,036.42, 112,473.63 and 48,760.02 is: 73,087.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,036.42 : 112,473.63 = 48,760.02 : x
  2. Step 2: Convert to fraction form
    75,036.42/112,473.63 = 48,760.02/x
  3. Step 3: Cross multiply
    75,036.42x = 112,473.63 × 48,760.02
  4. Step 4: Simplify right side
    75,036.42x = 5,484,216,448.27
  5. Step 5: Solve for x
    x = 5,484,216,448.27/75,036.42
  6. Step 6: Final answer
    x = 73,087.39

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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.