Home / 451,583.36-677,686.08-156,095.36

Finding the Fourth Proportional to 451,583.36, 677,686.08 and 156,095.36

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Solution

The fourth proportional to 451,583.36, 677,686.08 and 156,095.36 is: 234,250.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,583.36 : 677,686.08 = 156,095.36 : x
  2. Step 2: Convert to fraction form
    451,583.36/677,686.08 = 156,095.36/x
  3. Step 3: Cross multiply
    451,583.36x = 677,686.08 × 156,095.36
  4. Step 4: Simplify right side
    451,583.36x = 105,783,652,624.59
  5. Step 5: Solve for x
    x = 105,783,652,624.59/451,583.36
  6. Step 6: Final answer
    x = 234,250.55

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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.