Home / 90,541.94-124,946.64-50,255.58

Finding the Fourth Proportional to 90,541.94, 124,946.64 and 50,255.58

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Solution

The fourth proportional to 90,541.94, 124,946.64 and 50,255.58 is: 69,352.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,541.94 : 124,946.64 = 50,255.58 : x
  2. Step 2: Convert to fraction form
    90,541.94/124,946.64 = 50,255.58/x
  3. Step 3: Cross multiply
    90,541.94x = 124,946.64 × 50,255.58
  4. Step 4: Simplify right side
    90,541.94x = 6,279,265,862.25
  5. Step 5: Solve for x
    x = 6,279,265,862.25/90,541.94
  6. Step 6: Final answer
    x = 69,352.01

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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.