Home / 236,042.01-325,733.85-128,612.94

Finding the Fourth Proportional to 236,042.01, 325,733.85 and 128,612.94

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Solution

The fourth proportional to 236,042.01, 325,733.85 and 128,612.94 is: 177,483.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,042.01 : 325,733.85 = 128,612.94 : x
  2. Step 2: Convert to fraction form
    236,042.01/325,733.85 = 128,612.94/x
  3. Step 3: Cross multiply
    236,042.01x = 325,733.85 × 128,612.94
  4. Step 4: Simplify right side
    236,042.01x = 41,893,588,106.02
  5. Step 5: Solve for x
    x = 41,893,588,106.02/236,042.01
  6. Step 6: Final answer
    x = 177,483.61

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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.