Home / 96,831.80-144,858.90-83,828.60

Finding the Fourth Proportional to 96,831.80, 144,858.90 and 83,828.60

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Solution

The fourth proportional to 96,831.80, 144,858.90 and 83,828.60 is: 125,406.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,831.80 : 144,858.90 = 83,828.60 : x
  2. Step 2: Convert to fraction form
    96,831.80/144,858.90 = 83,828.60/x
  3. Step 3: Cross multiply
    96,831.80x = 144,858.90 × 83,828.60
  4. Step 4: Simplify right side
    96,831.80x = 12,143,318,784.54
  5. Step 5: Solve for x
    x = 12,143,318,784.54/96,831.80
  6. Step 6: Final answer
    x = 125,406.31

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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.