Home / 90,535.02-124,935.93-50,246.70

Finding the Fourth Proportional to 90,535.02, 124,935.93 and 50,246.70

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Solution

The fourth proportional to 90,535.02, 124,935.93 and 50,246.70 is: 69,339.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,535.02 : 124,935.93 = 50,246.70 : x
  2. Step 2: Convert to fraction form
    90,535.02/124,935.93 = 50,246.70/x
  3. Step 3: Cross multiply
    90,535.02x = 124,935.93 × 50,246.70
  4. Step 4: Simplify right side
    90,535.02x = 6,277,618,193.93
  5. Step 5: Solve for x
    x = 6,277,618,193.93/90,535.02
  6. Step 6: Final answer
    x = 69,339.12

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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.