Home / 239,035.28-358,549.68-81,373.64

Finding the Fourth Proportional to 239,035.28, 358,549.68 and 81,373.64

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Solution

The fourth proportional to 239,035.28, 358,549.68 and 81,373.64 is: 122,059.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,035.28 : 358,549.68 = 81,373.64 : x
  2. Step 2: Convert to fraction form
    239,035.28/358,549.68 = 81,373.64/x
  3. Step 3: Cross multiply
    239,035.28x = 358,549.68 × 81,373.64
  4. Step 4: Simplify right side
    239,035.28x = 29,176,492,582.44
  5. Step 5: Solve for x
    x = 29,176,492,582.44/239,035.28
  6. Step 6: Final answer
    x = 122,059.36

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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.