Home / 149,127.81-223,529.50-74,303.25

Finding the Fourth Proportional to 149,127.81, 223,529.50 and 74,303.25

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Solution

The fourth proportional to 149,127.81, 223,529.50 and 74,303.25 is: 111,374.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,127.81 : 223,529.50 = 74,303.25 : x
  2. Step 2: Convert to fraction form
    149,127.81/223,529.50 = 74,303.25/x
  3. Step 3: Cross multiply
    149,127.81x = 223,529.50 × 74,303.25
  4. Step 4: Simplify right side
    149,127.81x = 16,608,968,320.88
  5. Step 5: Solve for x
    x = 16,608,968,320.88/149,127.81
  6. Step 6: Final answer
    x = 111,374.05

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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.