Home / 75,185.55-103,706.06-48,362.00

Finding the Fourth Proportional to 75,185.55, 103,706.06 and 48,362.00

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Solution

The fourth proportional to 75,185.55, 103,706.06 and 48,362.00 is: 66,707.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,185.55 : 103,706.06 = 48,362.00 : x
  2. Step 2: Convert to fraction form
    75,185.55/103,706.06 = 48,362.00/x
  3. Step 3: Cross multiply
    75,185.55x = 103,706.06 × 48,362.00
  4. Step 4: Simplify right side
    75,185.55x = 5,015,431,713.38
  5. Step 5: Solve for x
    x = 5,015,431,713.38/75,185.55
  6. Step 6: Final answer
    x = 66,707.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.