Home / 73,870.06-101,940.60-43,666.30

Finding the Fourth Proportional to 73,870.06, 101,940.60 and 43,666.30

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Solution

The fourth proportional to 73,870.06, 101,940.60 and 43,666.30 is: 60,259.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,870.06 : 101,940.60 = 43,666.30 : x
  2. Step 2: Convert to fraction form
    73,870.06/101,940.60 = 43,666.30/x
  3. Step 3: Cross multiply
    73,870.06x = 101,940.60 × 43,666.30
  4. Step 4: Simplify right side
    73,870.06x = 4,451,368,821.78
  5. Step 5: Solve for x
    x = 4,451,368,821.78/73,870.06
  6. Step 6: Final answer
    x = 60,259.45

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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.