Home / 71,636.37-98,529.53-57,458.13

Finding the Fourth Proportional to 71,636.37, 98,529.53 and 57,458.13

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Solution

The fourth proportional to 71,636.37, 98,529.53 and 57,458.13 is: 79,028.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,636.37 : 98,529.53 = 57,458.13 : x
  2. Step 2: Convert to fraction form
    71,636.37/98,529.53 = 57,458.13/x
  3. Step 3: Cross multiply
    71,636.37x = 98,529.53 × 57,458.13
  4. Step 4: Simplify right side
    71,636.37x = 5,661,322,256.29
  5. Step 5: Solve for x
    x = 5,661,322,256.29/71,636.37
  6. Step 6: Final answer
    x = 79,028.60

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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.