Home / 63,045.99-87,002.25-34,365.90

Finding the Fourth Proportional to 63,045.99, 87,002.25 and 34,365.90

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Solution

The fourth proportional to 63,045.99, 87,002.25 and 34,365.90 is: 47,424.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,045.99 : 87,002.25 = 34,365.90 : x
  2. Step 2: Convert to fraction form
    63,045.99/87,002.25 = 34,365.90/x
  3. Step 3: Cross multiply
    63,045.99x = 87,002.25 × 34,365.90
  4. Step 4: Simplify right side
    63,045.99x = 2,989,910,623.28
  5. Step 5: Solve for x
    x = 2,989,910,623.28/63,045.99
  6. Step 6: Final answer
    x = 47,424.28

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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.