Home / 63,041.16-87,122.21-51,693.06

Finding the Fourth Proportional to 63,041.16, 87,122.21 and 51,693.06

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Solution

The fourth proportional to 63,041.16, 87,122.21 and 51,693.06 is: 71,439.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,041.16 : 87,122.21 = 51,693.06 : x
  2. Step 2: Convert to fraction form
    63,041.16/87,122.21 = 51,693.06/x
  3. Step 3: Cross multiply
    63,041.16x = 87,122.21 × 51,693.06
  4. Step 4: Simplify right side
    63,041.16x = 4,503,613,370.40
  5. Step 5: Solve for x
    x = 4,503,613,370.40/63,041.16
  6. Step 6: Final answer
    x = 71,439.25

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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.