Home / 63,274.40-87,317.68-34,979.48

Finding the Fourth Proportional to 63,274.40, 87,317.68 and 34,979.48

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Solution

The fourth proportional to 63,274.40, 87,317.68 and 34,979.48 is: 48,271.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,274.40 : 87,317.68 = 34,979.48 : x
  2. Step 2: Convert to fraction form
    63,274.40/87,317.68 = 34,979.48/x
  3. Step 3: Cross multiply
    63,274.40x = 87,317.68 × 34,979.48
  4. Step 4: Simplify right side
    63,274.40x = 3,054,327,041.21
  5. Step 5: Solve for x
    x = 3,054,327,041.21/63,274.40
  6. Step 6: Final answer
    x = 48,271.13

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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.