Home / 260,725.23-359,805.92-170,139.15

Finding the Fourth Proportional to 260,725.23, 359,805.92 and 170,139.15

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Solution

The fourth proportional to 260,725.23, 359,805.92 and 170,139.15 is: 234,795.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,725.23 : 359,805.92 = 170,139.15 : x
  2. Step 2: Convert to fraction form
    260,725.23/359,805.92 = 170,139.15/x
  3. Step 3: Cross multiply
    260,725.23x = 359,805.92 × 170,139.15
  4. Step 4: Simplify right side
    260,725.23x = 61,217,072,543.07
  5. Step 5: Solve for x
    x = 61,217,072,543.07/260,725.23
  6. Step 6: Final answer
    x = 234,795.35

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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.