Home / 199,411.12-299,116.80-59,168.50

Finding the Fourth Proportional to 199,411.12, 299,116.80 and 59,168.50

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Solution

The fourth proportional to 199,411.12, 299,116.80 and 59,168.50 is: 88,752.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,411.12 : 299,116.80 = 59,168.50 : x
  2. Step 2: Convert to fraction form
    199,411.12/299,116.80 = 59,168.50/x
  3. Step 3: Cross multiply
    199,411.12x = 299,116.80 × 59,168.50
  4. Step 4: Simplify right side
    199,411.12x = 17,698,292,380.80
  5. Step 5: Solve for x
    x = 17,698,292,380.80/199,411.12
  6. Step 6: Final answer
    x = 88,752.79

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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.