Home / 236,182.51-326,048.23-163,640.42

Finding the Fourth Proportional to 236,182.51, 326,048.23 and 163,640.42

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Solution

The fourth proportional to 236,182.51, 326,048.23 and 163,640.42 is: 225,904.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,182.51 : 326,048.23 = 163,640.42 : x
  2. Step 2: Convert to fraction form
    236,182.51/326,048.23 = 163,640.42/x
  3. Step 3: Cross multiply
    236,182.51x = 326,048.23 × 163,640.42
  4. Step 4: Simplify right side
    236,182.51x = 53,354,669,297.46
  5. Step 5: Solve for x
    x = 53,354,669,297.46/236,182.51
  6. Step 6: Final answer
    x = 225,904.40

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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.