Home / 147,624.50-220,977.48-142,900.58

Finding the Fourth Proportional to 147,624.50, 220,977.48 and 142,900.58

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Solution

The fourth proportional to 147,624.50, 220,977.48 and 142,900.58 is: 213,906.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,624.50 : 220,977.48 = 142,900.58 : x
  2. Step 2: Convert to fraction form
    147,624.50/220,977.48 = 142,900.58/x
  3. Step 3: Cross multiply
    147,624.50x = 220,977.48 × 142,900.58
  4. Step 4: Simplify right side
    147,624.50x = 31,577,810,058.94
  5. Step 5: Solve for x
    x = 31,577,810,058.94/147,624.50
  6. Step 6: Final answer
    x = 213,906.30

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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.