Home / 86,798.16-119,783.70-48,556.44

Finding the Fourth Proportional to 86,798.16, 119,783.70 and 48,556.44

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Solution

The fourth proportional to 86,798.16, 119,783.70 and 48,556.44 is: 67,009.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,798.16 : 119,783.70 = 48,556.44 : x
  2. Step 2: Convert to fraction form
    86,798.16/119,783.70 = 48,556.44/x
  3. Step 3: Cross multiply
    86,798.16x = 119,783.70 × 48,556.44
  4. Step 4: Simplify right side
    86,798.16x = 5,816,270,042.03
  5. Step 5: Solve for x
    x = 5,816,270,042.03/86,798.16
  6. Step 6: Final answer
    x = 67,009.14

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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.