Home / 63,258.56-87,298.65-34,579.80

Finding the Fourth Proportional to 63,258.56, 87,298.65 and 34,579.80

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Solution

The fourth proportional to 63,258.56, 87,298.65 and 34,579.80 is: 47,721.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,258.56 : 87,298.65 = 34,579.80 : x
  2. Step 2: Convert to fraction form
    63,258.56/87,298.65 = 34,579.80/x
  3. Step 3: Cross multiply
    63,258.56x = 87,298.65 × 34,579.80
  4. Step 4: Simplify right side
    63,258.56x = 3,018,769,857.27
  5. Step 5: Solve for x
    x = 3,018,769,857.27/63,258.56
  6. Step 6: Final answer
    x = 47,721.13

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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.