Home / 97,488.83-145,999.51-53,005.25

Finding the Fourth Proportional to 97,488.83, 145,999.51 and 53,005.25

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Solution

The fourth proportional to 97,488.83, 145,999.51 and 53,005.25 is: 79,380.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,488.83 : 145,999.51 = 53,005.25 : x
  2. Step 2: Convert to fraction form
    97,488.83/145,999.51 = 53,005.25/x
  3. Step 3: Cross multiply
    97,488.83x = 145,999.51 × 53,005.25
  4. Step 4: Simplify right side
    97,488.83x = 7,738,740,527.43
  5. Step 5: Solve for x
    x = 7,738,740,527.43/97,488.83
  6. Step 6: Final answer
    x = 79,380.79

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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.