Home / 236,250.93-326,019.16-128,823.06

Finding the Fourth Proportional to 236,250.93, 326,019.16 and 128,823.06

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Solution

The fourth proportional to 236,250.93, 326,019.16 and 128,823.06 is: 177,771.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,250.93 : 326,019.16 = 128,823.06 : x
  2. Step 2: Convert to fraction form
    236,250.93/326,019.16 = 128,823.06/x
  3. Step 3: Cross multiply
    236,250.93x = 326,019.16 × 128,823.06
  4. Step 4: Simplify right side
    236,250.93x = 41,998,785,809.83
  5. Step 5: Solve for x
    x = 41,998,785,809.83/236,250.93
  6. Step 6: Final answer
    x = 177,771.94

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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.