Home / 86,788.48-130,303.14-44,698.60

Finding the Fourth Proportional to 86,788.48, 130,303.14 and 44,698.60

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Solution

The fourth proportional to 86,788.48, 130,303.14 and 44,698.60 is: 67,109.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,788.48 : 130,303.14 = 44,698.60 : x
  2. Step 2: Convert to fraction form
    86,788.48/130,303.14 = 44,698.60/x
  3. Step 3: Cross multiply
    86,788.48x = 130,303.14 × 44,698.60
  4. Step 4: Simplify right side
    86,788.48x = 5,824,367,933.60
  5. Step 5: Solve for x
    x = 5,824,367,933.60/86,788.48
  6. Step 6: Final answer
    x = 67,109.92

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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.