Home / 30,194.19-45,267.47-19,077.45

Finding the Fourth Proportional to 30,194.19, 45,267.47 and 19,077.45

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Solution

The fourth proportional to 30,194.19, 45,267.47 and 19,077.45 is: 28,601.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,194.19 : 45,267.47 = 19,077.45 : x
  2. Step 2: Convert to fraction form
    30,194.19/45,267.47 = 19,077.45/x
  3. Step 3: Cross multiply
    30,194.19x = 45,267.47 × 19,077.45
  4. Step 4: Simplify right side
    30,194.19x = 863,587,800.16
  5. Step 5: Solve for x
    x = 863,587,800.16/30,194.19
  6. Step 6: Final answer
    x = 28,601.12

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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.