Home / 103,017.24-154,625.76-49,746.84

Finding the Fourth Proportional to 103,017.24, 154,625.76 and 49,746.84

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Solution

The fourth proportional to 103,017.24, 154,625.76 and 49,746.84 is: 74,668.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,017.24 : 154,625.76 = 49,746.84 : x
  2. Step 2: Convert to fraction form
    103,017.24/154,625.76 = 49,746.84/x
  3. Step 3: Cross multiply
    103,017.24x = 154,625.76 × 49,746.84
  4. Step 4: Simplify right side
    103,017.24x = 7,692,142,942.60
  5. Step 5: Solve for x
    x = 7,692,142,942.60/103,017.24
  6. Step 6: Final answer
    x = 74,668.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.