Home / 99,695.25-149,459.04-40,573.35

Finding the Fourth Proportional to 99,695.25, 149,459.04 and 40,573.35

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Solution

The fourth proportional to 99,695.25, 149,459.04 and 40,573.35 is: 60,825.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,695.25 : 149,459.04 = 40,573.35 : x
  2. Step 2: Convert to fraction form
    99,695.25/149,459.04 = 40,573.35/x
  3. Step 3: Cross multiply
    99,695.25x = 149,459.04 × 40,573.35
  4. Step 4: Simplify right side
    99,695.25x = 6,064,053,940.58
  5. Step 5: Solve for x
    x = 6,064,053,940.58/99,695.25
  6. Step 6: Final answer
    x = 60,825.91

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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.