Home / 155,912.40-233,868.60-96,814.80

Finding the Fourth Proportional to 155,912.40, 233,868.60 and 96,814.80

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Solution

The fourth proportional to 155,912.40, 233,868.60 and 96,814.80 is: 145,222.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,912.40 : 233,868.60 = 96,814.80 : x
  2. Step 2: Convert to fraction form
    155,912.40/233,868.60 = 96,814.80/x
  3. Step 3: Cross multiply
    155,912.40x = 233,868.60 × 96,814.80
  4. Step 4: Simplify right side
    155,912.40x = 22,641,941,735.28
  5. Step 5: Solve for x
    x = 22,641,941,735.28/155,912.40
  6. Step 6: Final answer
    x = 145,222.20

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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.