Home / 89,319.49-123,255.35-49,033.00

Finding the Fourth Proportional to 89,319.49, 123,255.35 and 49,033.00

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Solution

The fourth proportional to 89,319.49, 123,255.35 and 49,033.00 is: 67,662.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,319.49 : 123,255.35 = 49,033.00 : x
  2. Step 2: Convert to fraction form
    89,319.49/123,255.35 = 49,033.00/x
  3. Step 3: Cross multiply
    89,319.49x = 123,255.35 × 49,033.00
  4. Step 4: Simplify right side
    89,319.49x = 6,043,579,148.40
  5. Step 5: Solve for x
    x = 6,043,579,148.40/89,319.49
  6. Step 6: Final answer
    x = 67,662.49

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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.