Home / 90,529.27-124,945.41-52,803.52

Finding the Fourth Proportional to 90,529.27, 124,945.41 and 52,803.52

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Solution

The fourth proportional to 90,529.27, 124,945.41 and 52,803.52 is: 72,877.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,529.27 : 124,945.41 = 52,803.52 : x
  2. Step 2: Convert to fraction form
    90,529.27/124,945.41 = 52,803.52/x
  3. Step 3: Cross multiply
    90,529.27x = 124,945.41 × 52,803.52
  4. Step 4: Simplify right side
    90,529.27x = 6,597,557,455.84
  5. Step 5: Solve for x
    x = 6,597,557,455.84/90,529.27
  6. Step 6: Final answer
    x = 72,877.62

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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.