Home / 163,573.63-225,735.25-99,946.51

Finding the Fourth Proportional to 163,573.63, 225,735.25 and 99,946.51

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Solution

The fourth proportional to 163,573.63, 225,735.25 and 99,946.51 is: 137,928.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,573.63 : 225,735.25 = 99,946.51 : x
  2. Step 2: Convert to fraction form
    163,573.63/225,735.25 = 99,946.51/x
  3. Step 3: Cross multiply
    163,573.63x = 225,735.25 × 99,946.51
  4. Step 4: Simplify right side
    163,573.63x = 22,561,450,421.48
  5. Step 5: Solve for x
    x = 22,561,450,421.48/163,573.63
  6. Step 6: Final answer
    x = 137,928.41

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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.