Home / 236,669.04-326,645.46-139,868.91

Finding the Fourth Proportional to 236,669.04, 326,645.46 and 139,868.91

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Solution

The fourth proportional to 236,669.04, 326,645.46 and 139,868.91 is: 193,044.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,669.04 : 326,645.46 = 139,868.91 : x
  2. Step 2: Convert to fraction form
    236,669.04/326,645.46 = 139,868.91/x
  3. Step 3: Cross multiply
    236,669.04x = 326,645.46 × 139,868.91
  4. Step 4: Simplify right side
    236,669.04x = 45,687,544,446.65
  5. Step 5: Solve for x
    x = 45,687,544,446.65/236,669.04
  6. Step 6: Final answer
    x = 193,044.03

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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.