Home / 147,520.80-221,281.20-49,024.80

Finding the Fourth Proportional to 147,520.80, 221,281.20 and 49,024.80

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Solution

The fourth proportional to 147,520.80, 221,281.20 and 49,024.80 is: 73,537.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,520.80 : 221,281.20 = 49,024.80 : x
  2. Step 2: Convert to fraction form
    147,520.80/221,281.20 = 49,024.80/x
  3. Step 3: Cross multiply
    147,520.80x = 221,281.20 × 49,024.80
  4. Step 4: Simplify right side
    147,520.80x = 10,848,266,573.76
  5. Step 5: Solve for x
    x = 10,848,266,573.76/147,520.80
  6. Step 6: Final answer
    x = 73,537.20

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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.