Home / 90,954.98-125,521.68-50,668.75

Finding the Fourth Proportional to 90,954.98, 125,521.68 and 50,668.75

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Solution

The fourth proportional to 90,954.98, 125,521.68 and 50,668.75 is: 69,925.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,954.98 : 125,521.68 = 50,668.75 : x
  2. Step 2: Convert to fraction form
    90,954.98/125,521.68 = 50,668.75/x
  3. Step 3: Cross multiply
    90,954.98x = 125,521.68 × 50,668.75
  4. Step 4: Simplify right side
    90,954.98x = 6,360,026,623.50
  5. Step 5: Solve for x
    x = 6,360,026,623.50/90,954.98
  6. Step 6: Final answer
    x = 69,925.00

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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.