Home / 165,526.20-248,289.30-54,718.20

Finding the Fourth Proportional to 165,526.20, 248,289.30 and 54,718.20

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Solution

The fourth proportional to 165,526.20, 248,289.30 and 54,718.20 is: 82,077.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,526.20 : 248,289.30 = 54,718.20 : x
  2. Step 2: Convert to fraction form
    165,526.20/248,289.30 = 54,718.20/x
  3. Step 3: Cross multiply
    165,526.20x = 248,289.30 × 54,718.20
  4. Step 4: Simplify right side
    165,526.20x = 13,585,943,575.26
  5. Step 5: Solve for x
    x = 13,585,943,575.26/165,526.20
  6. Step 6: Final answer
    x = 82,077.30

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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.