Home / 163,639.30-245,588.55-63,847.30

Finding the Fourth Proportional to 163,639.30, 245,588.55 and 63,847.30

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Solution

The fourth proportional to 163,639.30, 245,588.55 and 63,847.30 is: 95,821.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,639.30 : 245,588.55 = 63,847.30 : x
  2. Step 2: Convert to fraction form
    163,639.30/245,588.55 = 63,847.30/x
  3. Step 3: Cross multiply
    163,639.30x = 245,588.55 × 63,847.30
  4. Step 4: Simplify right side
    163,639.30x = 15,680,165,828.42
  5. Step 5: Solve for x
    x = 15,680,165,828.42/163,639.30
  6. Step 6: Final answer
    x = 95,821.52

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.