Home / 71,627.02-98,857.47-41,430.70

Finding the Fourth Proportional to 71,627.02, 98,857.47 and 41,430.70

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Solution

The fourth proportional to 71,627.02, 98,857.47 and 41,430.70 is: 57,181.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,627.02 : 98,857.47 = 41,430.70 : x
  2. Step 2: Convert to fraction form
    71,627.02/98,857.47 = 41,430.70/x
  3. Step 3: Cross multiply
    71,627.02x = 98,857.47 × 41,430.70
  4. Step 4: Simplify right side
    71,627.02x = 4,095,734,396.37
  5. Step 5: Solve for x
    x = 4,095,734,396.37/71,627.02
  6. Step 6: Final answer
    x = 57,181.41

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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.