Home / 155,899.40-234,021.90-96,801.80

Finding the Fourth Proportional to 155,899.40, 234,021.90 and 96,801.80

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Solution

The fourth proportional to 155,899.40, 234,021.90 and 96,801.80 is: 145,310.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,899.40 : 234,021.90 = 96,801.80 : x
  2. Step 2: Convert to fraction form
    155,899.40/234,021.90 = 96,801.80/x
  3. Step 3: Cross multiply
    155,899.40x = 234,021.90 × 96,801.80
  4. Step 4: Simplify right side
    155,899.40x = 22,653,741,159.42
  5. Step 5: Solve for x
    x = 22,653,741,159.42/155,899.40
  6. Step 6: Final answer
    x = 145,310.00

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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.