Home / 63,095.15-94,643.31-18,721.91

Finding the Fourth Proportional to 63,095.15, 94,643.31 and 18,721.91

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Solution

The fourth proportional to 63,095.15, 94,643.31 and 18,721.91 is: 28,083.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,095.15 : 94,643.31 = 18,721.91 : x
  2. Step 2: Convert to fraction form
    63,095.15/94,643.31 = 18,721.91/x
  3. Step 3: Cross multiply
    63,095.15x = 94,643.31 × 18,721.91
  4. Step 4: Simplify right side
    63,095.15x = 1,771,903,519.90
  5. Step 5: Solve for x
    x = 1,771,903,519.90/63,095.15
  6. Step 6: Final answer
    x = 28,083.04

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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.