Home / 90,523.72-124,894.74-52,771.24

Finding the Fourth Proportional to 90,523.72, 124,894.74 and 52,771.24

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Solution

The fourth proportional to 90,523.72, 124,894.74 and 52,771.24 is: 72,807.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,523.72 : 124,894.74 = 52,771.24 : x
  2. Step 2: Convert to fraction form
    90,523.72/124,894.74 = 52,771.24/x
  3. Step 3: Cross multiply
    90,523.72x = 124,894.74 × 52,771.24
  4. Step 4: Simplify right side
    90,523.72x = 6,590,850,299.28
  5. Step 5: Solve for x
    x = 6,590,850,299.28/90,523.72
  6. Step 6: Final answer
    x = 72,807.99

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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.