Home / 149,204.01-223,813.45-42,603.78

Finding the Fourth Proportional to 149,204.01, 223,813.45 and 42,603.78

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Solution

The fourth proportional to 149,204.01, 223,813.45 and 42,603.78 is: 63,907.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,204.01 : 223,813.45 = 42,603.78 : x
  2. Step 2: Convert to fraction form
    149,204.01/223,813.45 = 42,603.78/x
  3. Step 3: Cross multiply
    149,204.01x = 223,813.45 × 42,603.78
  4. Step 4: Simplify right side
    149,204.01x = 9,535,298,984.84
  5. Step 5: Solve for x
    x = 9,535,298,984.84/149,204.01
  6. Step 6: Final answer
    x = 63,907.79

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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.