Home / 236,801.07-355,341.69-87,146.46

Finding the Fourth Proportional to 236,801.07, 355,341.69 and 87,146.46

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Solution

The fourth proportional to 236,801.07, 355,341.69 and 87,146.46 is: 130,771.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,801.07 : 355,341.69 = 87,146.46 : x
  2. Step 2: Convert to fraction form
    236,801.07/355,341.69 = 87,146.46/x
  3. Step 3: Cross multiply
    236,801.07x = 355,341.69 × 87,146.46
  4. Step 4: Simplify right side
    236,801.07x = 30,966,770,373.92
  5. Step 5: Solve for x
    x = 30,966,770,373.92/236,801.07
  6. Step 6: Final answer
    x = 130,771.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.