Home / 88,345-132,560.03-43,975.63

Finding the Fourth Proportional to 88,345, 132,560.03 and 43,975.63

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Solution

The fourth proportional to 88,345, 132,560.03 and 43,975.63 is: 65,984.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,345 : 132,560.03 = 43,975.63 : x
  2. Step 2: Convert to fraction form
    88,345/132,560.03 = 43,975.63/x
  3. Step 3: Cross multiply
    88,345x = 132,560.03 × 43,975.63
  4. Step 4: Simplify right side
    88,345x = 5,829,410,832.07
  5. Step 5: Solve for x
    x = 5,829,410,832.07/88,345
  6. Step 6: Final answer
    x = 65,984.62

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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.