Home / 219,684.41-329,526.63-79,410.23

Finding the Fourth Proportional to 219,684.41, 329,526.63 and 79,410.23

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Solution

The fourth proportional to 219,684.41, 329,526.63 and 79,410.23 is: 119,115.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,684.41 : 329,526.63 = 79,410.23 : x
  2. Step 2: Convert to fraction form
    219,684.41/329,526.63 = 79,410.23/x
  3. Step 3: Cross multiply
    219,684.41x = 329,526.63 × 79,410.23
  4. Step 4: Simplify right side
    219,684.41x = 26,167,783,831.79
  5. Step 5: Solve for x
    x = 26,167,783,831.79/219,684.41
  6. Step 6: Final answer
    x = 119,115.35

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1.5x scale

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.