Home / 73,166.06-100,967.10-42,950.90

Finding the Fourth Proportional to 73,166.06, 100,967.10 and 42,950.90

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Solution

The fourth proportional to 73,166.06, 100,967.10 and 42,950.90 is: 59,271.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,166.06 : 100,967.10 = 42,950.90 : x
  2. Step 2: Convert to fraction form
    73,166.06/100,967.10 = 42,950.90/x
  3. Step 3: Cross multiply
    73,166.06x = 100,967.10 × 42,950.90
  4. Step 4: Simplify right side
    73,166.06x = 4,336,627,815.39
  5. Step 5: Solve for x
    x = 4,336,627,815.39/73,166.06
  6. Step 6: Final answer
    x = 59,271.03

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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.