Home / 90,485.24-124,869.66-50,741.24

Finding the Fourth Proportional to 90,485.24, 124,869.66 and 50,741.24

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Solution

The fourth proportional to 90,485.24, 124,869.66 and 50,741.24 is: 70,022.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,485.24 : 124,869.66 = 50,741.24 : x
  2. Step 2: Convert to fraction form
    90,485.24/124,869.66 = 50,741.24/x
  3. Step 3: Cross multiply
    90,485.24x = 124,869.66 × 50,741.24
  4. Step 4: Simplify right side
    90,485.24x = 6,336,041,386.78
  5. Step 5: Solve for x
    x = 6,336,041,386.78/90,485.24
  6. Step 6: Final answer
    x = 70,022.93

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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.