Home / 44,112.05-66,130.88-19,133.30

Finding the Fourth Proportional to 44,112.05, 66,130.88 and 19,133.30

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Solution

The fourth proportional to 44,112.05, 66,130.88 and 19,133.30 is: 28,683.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,112.05 : 66,130.88 = 19,133.30 : x
  2. Step 2: Convert to fraction form
    44,112.05/66,130.88 = 19,133.30/x
  3. Step 3: Cross multiply
    44,112.05x = 66,130.88 × 19,133.30
  4. Step 4: Simplify right side
    44,112.05x = 1,265,301,539.98
  5. Step 5: Solve for x
    x = 1,265,301,539.98/44,112.05
  6. Step 6: Final answer
    x = 28,683.81

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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.