Home / 57,556.24-86,334.36-54,307.60

Finding the Fourth Proportional to 57,556.24, 86,334.36 and 54,307.60

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Solution

The fourth proportional to 57,556.24, 86,334.36 and 54,307.60 is: 81,461.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,556.24 : 86,334.36 = 54,307.60 : x
  2. Step 2: Convert to fraction form
    57,556.24/86,334.36 = 54,307.60/x
  3. Step 3: Cross multiply
    57,556.24x = 86,334.36 × 54,307.60
  4. Step 4: Simplify right side
    57,556.24x = 4,688,611,889.14
  5. Step 5: Solve for x
    x = 4,688,611,889.14/57,556.24
  6. Step 6: Final answer
    x = 81,461.40

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1.5x scale

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.