Home / 236,179.50-326,044.07-163,637.40

Finding the Fourth Proportional to 236,179.50, 326,044.07 and 163,637.40

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Solution

The fourth proportional to 236,179.50, 326,044.07 and 163,637.40 is: 225,900.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,179.50 : 326,044.07 = 163,637.40 : x
  2. Step 2: Convert to fraction form
    236,179.50/326,044.07 = 163,637.40/x
  3. Step 3: Cross multiply
    236,179.50x = 326,044.07 × 163,637.40
  4. Step 4: Simplify right side
    236,179.50x = 53,353,003,900.22
  5. Step 5: Solve for x
    x = 53,353,003,900.22/236,179.50
  6. Step 6: Final answer
    x = 225,900.23

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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.