Home / 163,789.53-245,685.66-51,467.26

Finding the Fourth Proportional to 163,789.53, 245,685.66 and 51,467.26

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Solution

The fourth proportional to 163,789.53, 245,685.66 and 51,467.26 is: 77,201.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,789.53 : 245,685.66 = 51,467.26 : x
  2. Step 2: Convert to fraction form
    163,789.53/245,685.66 = 51,467.26/x
  3. Step 3: Cross multiply
    163,789.53x = 245,685.66 × 51,467.26
  4. Step 4: Simplify right side
    163,789.53x = 12,644,767,741.49
  5. Step 5: Solve for x
    x = 12,644,767,741.49/163,789.53
  6. Step 6: Final answer
    x = 77,201.32

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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.