Home / 86,556.07-119,449.52-48,832.75

Finding the Fourth Proportional to 86,556.07, 119,449.52 and 48,832.75

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Solution

The fourth proportional to 86,556.07, 119,449.52 and 48,832.75 is: 67,390.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,556.07 : 119,449.52 = 48,832.75 : x
  2. Step 2: Convert to fraction form
    86,556.07/119,449.52 = 48,832.75/x
  3. Step 3: Cross multiply
    86,556.07x = 119,449.52 × 48,832.75
  4. Step 4: Simplify right side
    86,556.07x = 5,833,048,547.78
  5. Step 5: Solve for x
    x = 5,833,048,547.78/86,556.07
  6. Step 6: Final answer
    x = 67,390.40

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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.