Home / 63,556.64-87,705.24-34,875.60

Finding the Fourth Proportional to 63,556.64, 87,705.24 and 34,875.60

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Solution

The fourth proportional to 63,556.64, 87,705.24 and 34,875.60 is: 48,126.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,556.64 : 87,705.24 = 34,875.60 : x
  2. Step 2: Convert to fraction form
    63,556.64/87,705.24 = 34,875.60/x
  3. Step 3: Cross multiply
    63,556.64x = 87,705.24 × 34,875.60
  4. Step 4: Simplify right side
    63,556.64x = 3,058,772,868.14
  5. Step 5: Solve for x
    x = 3,058,772,868.14/63,556.64
  6. Step 6: Final answer
    x = 48,126.72

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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.