Home / 98,055.08-146,953.37-38,858.45

Finding the Fourth Proportional to 98,055.08, 146,953.37 and 38,858.45

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Solution

The fourth proportional to 98,055.08, 146,953.37 and 38,858.45 is: 58,236.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,055.08 : 146,953.37 = 38,858.45 : x
  2. Step 2: Convert to fraction form
    98,055.08/146,953.37 = 38,858.45/x
  3. Step 3: Cross multiply
    98,055.08x = 146,953.37 × 38,858.45
  4. Step 4: Simplify right side
    98,055.08x = 5,710,379,251.42
  5. Step 5: Solve for x
    x = 5,710,379,251.42/98,055.08
  6. Step 6: Final answer
    x = 58,236.45

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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.