Home / 163,661.37-245,034.94-88,512.27

Finding the Fourth Proportional to 163,661.37, 245,034.94 and 88,512.27

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Solution

The fourth proportional to 163,661.37, 245,034.94 and 88,512.27 is: 132,521.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,661.37 : 245,034.94 = 88,512.27 : x
  2. Step 2: Convert to fraction form
    163,661.37/245,034.94 = 88,512.27/x
  3. Step 3: Cross multiply
    163,661.37x = 245,034.94 × 88,512.27
  4. Step 4: Simplify right side
    163,661.37x = 21,688,597,794.51
  5. Step 5: Solve for x
    x = 21,688,597,794.51/163,661.37
  6. Step 6: Final answer
    x = 132,521.18

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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.