Home / 209,047.43-288,355.34-174,032.75

Finding the Fourth Proportional to 209,047.43, 288,355.34 and 174,032.75

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Solution

The fourth proportional to 209,047.43, 288,355.34 and 174,032.75 is: 240,056.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,047.43 : 288,355.34 = 174,032.75 : x
  2. Step 2: Convert to fraction form
    209,047.43/288,355.34 = 174,032.75/x
  3. Step 3: Cross multiply
    209,047.43x = 288,355.34 × 174,032.75
  4. Step 4: Simplify right side
    209,047.43x = 50,183,273,953.36
  5. Step 5: Solve for x
    x = 50,183,273,953.36/209,047.43
  6. Step 6: Final answer
    x = 240,056.88

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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.