Home / 209,548.28-289,176.58-114,055.63

Finding the Fourth Proportional to 209,548.28, 289,176.58 and 114,055.63

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Solution

The fourth proportional to 209,548.28, 289,176.58 and 114,055.63 is: 157,396.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,548.28 : 289,176.58 = 114,055.63 : x
  2. Step 2: Convert to fraction form
    209,548.28/289,176.58 = 114,055.63/x
  3. Step 3: Cross multiply
    209,548.28x = 289,176.58 × 114,055.63
  4. Step 4: Simplify right side
    209,548.28x = 32,982,216,432.77
  5. Step 5: Solve for x
    x = 32,982,216,432.77/209,548.28
  6. Step 6: Final answer
    x = 157,396.74

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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.