Home / 30,233.19-45,046.01-28,535.54

Finding the Fourth Proportional to 30,233.19, 45,046.01 and 28,535.54

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Solution

The fourth proportional to 30,233.19, 45,046.01 and 28,535.54 is: 42,516.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,233.19 : 45,046.01 = 28,535.54 : x
  2. Step 2: Convert to fraction form
    30,233.19/45,046.01 = 28,535.54/x
  3. Step 3: Cross multiply
    30,233.19x = 45,046.01 × 28,535.54
  4. Step 4: Simplify right side
    30,233.19x = 1,285,411,852.29
  5. Step 5: Solve for x
    x = 1,285,411,852.29/30,233.19
  6. Step 6: Final answer
    x = 42,516.58

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.