Home / 147,703.77-221,554.08-100,201.23

Finding the Fourth Proportional to 147,703.77, 221,554.08 and 100,201.23

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Solution

The fourth proportional to 147,703.77, 221,554.08 and 100,201.23 is: 150,300.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,703.77 : 221,554.08 = 100,201.23 : x
  2. Step 2: Convert to fraction form
    147,703.77/221,554.08 = 100,201.23/x
  3. Step 3: Cross multiply
    147,703.77x = 221,554.08 × 100,201.23
  4. Step 4: Simplify right side
    147,703.77x = 22,199,991,327.52
  5. Step 5: Solve for x
    x = 22,199,991,327.52/147,703.77
  6. Step 6: Final answer
    x = 150,300.78

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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.