Home / 63,253.89-87,355.73-54,715.02

Finding the Fourth Proportional to 63,253.89, 87,355.73 and 54,715.02

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Solution

The fourth proportional to 63,253.89, 87,355.73 and 54,715.02 is: 75,563.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,253.89 : 87,355.73 = 54,715.02 : x
  2. Step 2: Convert to fraction form
    63,253.89/87,355.73 = 54,715.02/x
  3. Step 3: Cross multiply
    63,253.89x = 87,355.73 × 54,715.02
  4. Step 4: Simplify right side
    63,253.89x = 4,779,670,338.13
  5. Step 5: Solve for x
    x = 4,779,670,338.13/63,253.89
  6. Step 6: Final answer
    x = 75,563.27

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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.