Home / 286,844.28-430,119.50-168,551.16

Finding the Fourth Proportional to 286,844.28, 430,119.50 and 168,551.16

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Solution

The fourth proportional to 286,844.28, 430,119.50 and 168,551.16 is: 252,740.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,844.28 : 430,119.50 = 168,551.16 : x
  2. Step 2: Convert to fraction form
    286,844.28/430,119.50 = 168,551.16/x
  3. Step 3: Cross multiply
    286,844.28x = 430,119.50 × 168,551.16
  4. Step 4: Simplify right side
    286,844.28x = 72,497,140,663.62
  5. Step 5: Solve for x
    x = 72,497,140,663.62/286,844.28
  6. Step 6: Final answer
    x = 252,740.41

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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.