Home / 103,673.30-155,471.07-44,478.50

Finding the Fourth Proportional to 103,673.30, 155,471.07 and 44,478.50

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Solution

The fourth proportional to 103,673.30, 155,471.07 and 44,478.50 is: 66,701.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,673.30 : 155,471.07 = 44,478.50 : x
  2. Step 2: Convert to fraction form
    103,673.30/155,471.07 = 44,478.50/x
  3. Step 3: Cross multiply
    103,673.30x = 155,471.07 × 44,478.50
  4. Step 4: Simplify right side
    103,673.30x = 6,915,119,987.00
  5. Step 5: Solve for x
    x = 6,915,119,987.00/103,673.30
  6. Step 6: Final answer
    x = 66,701.07

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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.