Home / 73,040.04-109,557.72-30,908.70

Finding the Fourth Proportional to 73,040.04, 109,557.72 and 30,908.70

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Solution

The fourth proportional to 73,040.04, 109,557.72 and 30,908.70 is: 46,362.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,040.04 : 109,557.72 = 30,908.70 : x
  2. Step 2: Convert to fraction form
    73,040.04/109,557.72 = 30,908.70/x
  3. Step 3: Cross multiply
    73,040.04x = 109,557.72 × 30,908.70
  4. Step 4: Simplify right side
    73,040.04x = 3,386,286,700.16
  5. Step 5: Solve for x
    x = 3,386,286,700.16/73,040.04
  6. Step 6: Final answer
    x = 46,362.06

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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.