Home / 96,868.80-144,914.40-83,865.60

Finding the Fourth Proportional to 96,868.80, 144,914.40 and 83,865.60

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Solution

The fourth proportional to 96,868.80, 144,914.40 and 83,865.60 is: 125,461.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,868.80 : 144,914.40 = 83,865.60 : x
  2. Step 2: Convert to fraction form
    96,868.80/144,914.40 = 83,865.60/x
  3. Step 3: Cross multiply
    96,868.80x = 144,914.40 × 83,865.60
  4. Step 4: Simplify right side
    96,868.80x = 12,153,333,104.64
  5. Step 5: Solve for x
    x = 12,153,333,104.64/96,868.80
  6. Step 6: Final answer
    x = 125,461.79

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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.