Home / 209,852.28-289,587.72-114,356.94

Finding the Fourth Proportional to 209,852.28, 289,587.72 and 114,356.94

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Solution

The fourth proportional to 209,852.28, 289,587.72 and 114,356.94 is: 157,807.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,852.28 : 289,587.72 = 114,356.94 : x
  2. Step 2: Convert to fraction form
    209,852.28/289,587.72 = 114,356.94/x
  3. Step 3: Cross multiply
    209,852.28x = 289,587.72 × 114,356.94
  4. Step 4: Simplify right side
    209,852.28x = 33,116,365,520.78
  5. Step 5: Solve for x
    x = 33,116,365,520.78/209,852.28
  6. Step 6: Final answer
    x = 157,807.99

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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.