Home / 86,014.77-118,696.23-47,776.74

Finding the Fourth Proportional to 86,014.77, 118,696.23 and 47,776.74

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Solution

The fourth proportional to 86,014.77, 118,696.23 and 47,776.74 is: 65,929.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,014.77 : 118,696.23 = 47,776.74 : x
  2. Step 2: Convert to fraction form
    86,014.77/118,696.23 = 47,776.74/x
  3. Step 3: Cross multiply
    86,014.77x = 118,696.23 × 47,776.74
  4. Step 4: Simplify right side
    86,014.77x = 5,670,918,919.69
  5. Step 5: Solve for x
    x = 5,670,918,919.69/86,014.77
  6. Step 6: Final answer
    x = 65,929.59

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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.