Home / 103,051.20-154,562.40-32,937.60

Finding the Fourth Proportional to 103,051.20, 154,562.40 and 32,937.60

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Solution

The fourth proportional to 103,051.20, 154,562.40 and 32,937.60 is: 49,401.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,051.20 : 154,562.40 = 32,937.60 : x
  2. Step 2: Convert to fraction form
    103,051.20/154,562.40 = 32,937.60/x
  3. Step 3: Cross multiply
    103,051.20x = 154,562.40 × 32,937.60
  4. Step 4: Simplify right side
    103,051.20x = 5,090,914,506.24
  5. Step 5: Solve for x
    x = 5,090,914,506.24/103,051.20
  6. Step 6: Final answer
    x = 49,401.80

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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.