Home / 63,555.66-87,705.14-34,875.23

Finding the Fourth Proportional to 63,555.66, 87,705.14 and 34,875.23

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Solution

The fourth proportional to 63,555.66, 87,705.14 and 34,875.23 is: 48,126.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,555.66 : 87,705.14 = 34,875.23 : x
  2. Step 2: Convert to fraction form
    63,555.66/87,705.14 = 34,875.23/x
  3. Step 3: Cross multiply
    63,555.66x = 87,705.14 × 34,875.23
  4. Step 4: Simplify right side
    63,555.66x = 3,058,736,929.68
  5. Step 5: Solve for x
    x = 3,058,736,929.68/63,555.66
  6. Step 6: Final answer
    x = 48,126.90

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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.