Home / 161,132.20-241,698.30-91,148.20

Finding the Fourth Proportional to 161,132.20, 241,698.30 and 91,148.20

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Solution

The fourth proportional to 161,132.20, 241,698.30 and 91,148.20 is: 136,722.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,132.20 : 241,698.30 = 91,148.20 : x
  2. Step 2: Convert to fraction form
    161,132.20/241,698.30 = 91,148.20/x
  3. Step 3: Cross multiply
    161,132.20x = 241,698.30 × 91,148.20
  4. Step 4: Simplify right side
    161,132.20x = 22,030,364,988.06
  5. Step 5: Solve for x
    x = 22,030,364,988.06/161,132.20
  6. Step 6: Final answer
    x = 136,722.30

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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.