Home / 209,569.92-289,050.53-133,022.52

Finding the Fourth Proportional to 209,569.92, 289,050.53 and 133,022.52

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Solution

The fourth proportional to 209,569.92, 289,050.53 and 133,022.52 is: 183,472.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,569.92 : 289,050.53 = 133,022.52 : x
  2. Step 2: Convert to fraction form
    209,569.92/289,050.53 = 133,022.52/x
  3. Step 3: Cross multiply
    209,569.92x = 289,050.53 × 133,022.52
  4. Step 4: Simplify right side
    209,569.92x = 38,450,229,242.82
  5. Step 5: Solve for x
    x = 38,450,229,242.82/209,569.92
  6. Step 6: Final answer
    x = 183,472.08

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.