Home / 103,922.46-155,783.45-47,801.00

Finding the Fourth Proportional to 103,922.46, 155,783.45 and 47,801.00

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Solution

The fourth proportional to 103,922.46, 155,783.45 and 47,801.00 is: 71,655.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,922.46 : 155,783.45 = 47,801.00 : x
  2. Step 2: Convert to fraction form
    103,922.46/155,783.45 = 47,801.00/x
  3. Step 3: Cross multiply
    103,922.46x = 155,783.45 × 47,801.00
  4. Step 4: Simplify right side
    103,922.46x = 7,446,605,202.41
  5. Step 5: Solve for x
    x = 7,446,605,202.41/103,922.46
  6. Step 6: Final answer
    x = 71,655.40

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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.