Home / 123,941.52-171,038.46-67,352.88

Finding the Fourth Proportional to 123,941.52, 171,038.46 and 67,352.88

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Solution

The fourth proportional to 123,941.52, 171,038.46 and 67,352.88 is: 92,946.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,941.52 : 171,038.46 = 67,352.88 : x
  2. Step 2: Convert to fraction form
    123,941.52/171,038.46 = 67,352.88/x
  3. Step 3: Cross multiply
    123,941.52x = 171,038.46 × 67,352.88
  4. Step 4: Simplify right side
    123,941.52x = 11,519,932,871.76
  5. Step 5: Solve for x
    x = 11,519,932,871.76/123,941.52
  6. Step 6: Final answer
    x = 92,946.52

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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.