Home / 163,790.03-245,686.41-51,467.76

Finding the Fourth Proportional to 163,790.03, 245,686.41 and 51,467.76

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Solution

The fourth proportional to 163,790.03, 245,686.41 and 51,467.76 is: 77,202.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,790.03 : 245,686.41 = 51,467.76 : x
  2. Step 2: Convert to fraction form
    163,790.03/245,686.41 = 51,467.76/x
  3. Step 3: Cross multiply
    163,790.03x = 245,686.41 × 51,467.76
  4. Step 4: Simplify right side
    163,790.03x = 12,644,929,185.14
  5. Step 5: Solve for x
    x = 12,644,929,185.14/163,790.03
  6. Step 6: Final answer
    x = 77,202.07

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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.