Home / 245,587.14-338,915.75-150,146.46

Finding the Fourth Proportional to 245,587.14, 338,915.75 and 150,146.46

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Solution

The fourth proportional to 245,587.14, 338,915.75 and 150,146.46 is: 207,205.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,587.14 : 338,915.75 = 150,146.46 : x
  2. Step 2: Convert to fraction form
    245,587.14/338,915.75 = 150,146.46/x
  3. Step 3: Cross multiply
    245,587.14x = 338,915.75 × 150,146.46
  4. Step 4: Simplify right side
    245,587.14x = 50,886,999,350.01
  5. Step 5: Solve for x
    x = 50,886,999,350.01/245,587.14
  6. Step 6: Final answer
    x = 207,205.47

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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.