Home / 348,900.21-523,017.81-112,076.60

Finding the Fourth Proportional to 348,900.21, 523,017.81 and 112,076.60

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Solution

The fourth proportional to 348,900.21, 523,017.81 and 112,076.60 is: 168,008.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,900.21 : 523,017.81 = 112,076.60 : x
  2. Step 2: Convert to fraction form
    348,900.21/523,017.81 = 112,076.60/x
  3. Step 3: Cross multiply
    348,900.21x = 523,017.81 × 112,076.60
  4. Step 4: Simplify right side
    348,900.21x = 58,618,055,269.16
  5. Step 5: Solve for x
    x = 58,618,055,269.16/348,900.21
  6. Step 6: Final answer
    x = 168,008.08

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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.