Home / 45,765.03-63,161.05-27,870.51

Finding the Fourth Proportional to 45,765.03, 63,161.05 and 27,870.51

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Solution

The fourth proportional to 45,765.03, 63,161.05 and 27,870.51 is: 38,464.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,765.03 : 63,161.05 = 27,870.51 : x
  2. Step 2: Convert to fraction form
    45,765.03/63,161.05 = 27,870.51/x
  3. Step 3: Cross multiply
    45,765.03x = 63,161.05 × 27,870.51
  4. Step 4: Simplify right side
    45,765.03x = 1,760,330,675.64
  5. Step 5: Solve for x
    x = 1,760,330,675.64/45,765.03
  6. Step 6: Final answer
    x = 38,464.54

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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.