Home / 115,885.40-173,828.10-37,002.20

Finding the Fourth Proportional to 115,885.40, 173,828.10 and 37,002.20

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Solution

The fourth proportional to 115,885.40, 173,828.10 and 37,002.20 is: 55,503.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,885.40 : 173,828.10 = 37,002.20 : x
  2. Step 2: Convert to fraction form
    115,885.40/173,828.10 = 37,002.20/x
  3. Step 3: Cross multiply
    115,885.40x = 173,828.10 × 37,002.20
  4. Step 4: Simplify right side
    115,885.40x = 6,432,022,121.82
  5. Step 5: Solve for x
    x = 6,432,022,121.82/115,885.40
  6. Step 6: Final answer
    x = 55,503.30

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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.