Home / 30,061.06-45,094.25-7,874.35

Finding the Fourth Proportional to 30,061.06, 45,094.25 and 7,874.35

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Solution

The fourth proportional to 30,061.06, 45,094.25 and 7,874.35 is: 11,812.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,061.06 : 45,094.25 = 7,874.35 : x
  2. Step 2: Convert to fraction form
    30,061.06/45,094.25 = 7,874.35/x
  3. Step 3: Cross multiply
    30,061.06x = 45,094.25 × 7,874.35
  4. Step 4: Simplify right side
    30,061.06x = 355,087,814.44
  5. Step 5: Solve for x
    x = 355,087,814.44/30,061.06
  6. Step 6: Final answer
    x = 11,812.22

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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.