Home / 103,099.90-154,651.88-46,900.84

Finding the Fourth Proportional to 103,099.90, 154,651.88 and 46,900.84

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Solution

The fourth proportional to 103,099.90, 154,651.88 and 46,900.84 is: 70,352.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,099.90 : 154,651.88 = 46,900.84 : x
  2. Step 2: Convert to fraction form
    103,099.90/154,651.88 = 46,900.84/x
  3. Step 3: Cross multiply
    103,099.90x = 154,651.88 × 46,900.84
  4. Step 4: Simplify right side
    103,099.90x = 7,253,302,810.20
  5. Step 5: Solve for x
    x = 7,253,302,810.20/103,099.90
  6. Step 6: Final answer
    x = 70,352.18

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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.