Home / 90,307.57-124,623.73-50,023.84

Finding the Fourth Proportional to 90,307.57, 124,623.73 and 50,023.84

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Solution

The fourth proportional to 90,307.57, 124,623.73 and 50,023.84 is: 69,032.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,307.57 : 124,623.73 = 50,023.84 : x
  2. Step 2: Convert to fraction form
    90,307.57/124,623.73 = 50,023.84/x
  3. Step 3: Cross multiply
    90,307.57x = 124,623.73 × 50,023.84
  4. Step 4: Simplify right side
    90,307.57x = 6,234,157,529.72
  5. Step 5: Solve for x
    x = 6,234,157,529.72/90,307.57
  6. Step 6: Final answer
    x = 69,032.50

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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.