Home / 86,001.93-118,738.89-55,873.13

Finding the Fourth Proportional to 86,001.93, 118,738.89 and 55,873.13

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Solution

The fourth proportional to 86,001.93, 118,738.89 and 55,873.13 is: 77,141.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,001.93 : 118,738.89 = 55,873.13 : x
  2. Step 2: Convert to fraction form
    86,001.93/118,738.89 = 55,873.13/x
  3. Step 3: Cross multiply
    86,001.93x = 118,738.89 × 55,873.13
  4. Step 4: Simplify right side
    86,001.93x = 6,634,312,843.33
  5. Step 5: Solve for x
    x = 6,634,312,843.33/86,001.93
  6. Step 6: Final answer
    x = 77,141.44

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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.