Home / 45,664.49-63,019.40-27,756.60

Finding the Fourth Proportional to 45,664.49, 63,019.40 and 27,756.60

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Solution

The fourth proportional to 45,664.49, 63,019.40 and 27,756.60 is: 38,305.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,664.49 : 63,019.40 = 27,756.60 : x
  2. Step 2: Convert to fraction form
    45,664.49/63,019.40 = 27,756.60/x
  3. Step 3: Cross multiply
    45,664.49x = 63,019.40 × 27,756.60
  4. Step 4: Simplify right side
    45,664.49x = 1,749,204,139.26
  5. Step 5: Solve for x
    x = 1,749,204,139.26/45,664.49
  6. Step 6: Final answer
    x = 38,305.57

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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.