Home / 221,527.71-305,704.33-126,032.36

Finding the Fourth Proportional to 221,527.71, 305,704.33 and 126,032.36

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Solution

The fourth proportional to 221,527.71, 305,704.33 and 126,032.36 is: 173,922.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,527.71 : 305,704.33 = 126,032.36 : x
  2. Step 2: Convert to fraction form
    221,527.71/305,704.33 = 126,032.36/x
  3. Step 3: Cross multiply
    221,527.71x = 305,704.33 × 126,032.36
  4. Step 4: Simplify right side
    221,527.71x = 38,528,636,328.52
  5. Step 5: Solve for x
    x = 38,528,636,328.52/221,527.71
  6. Step 6: Final answer
    x = 173,922.42

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1.5x scale

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.