Home / 260,921.29-360,065.29-153,498.24

Finding the Fourth Proportional to 260,921.29, 360,065.29 and 153,498.24

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Solution

The fourth proportional to 260,921.29, 360,065.29 and 153,498.24 is: 211,823.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,921.29 : 360,065.29 = 153,498.24 : x
  2. Step 2: Convert to fraction form
    260,921.29/360,065.29 = 153,498.24/x
  3. Step 3: Cross multiply
    260,921.29x = 360,065.29 × 153,498.24
  4. Step 4: Simplify right side
    260,921.29x = 55,269,387,988.30
  5. Step 5: Solve for x
    x = 55,269,387,988.30/260,921.29
  6. Step 6: Final answer
    x = 211,823.99

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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.