Home / 115,914.20-173,828.10-41,005.40

Finding the Fourth Proportional to 115,914.20, 173,828.10 and 41,005.40

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Solution

The fourth proportional to 115,914.20, 173,828.10 and 41,005.40 is: 61,492.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,914.20 : 173,828.10 = 41,005.40 : x
  2. Step 2: Convert to fraction form
    115,914.20/173,828.10 = 41,005.40/x
  3. Step 3: Cross multiply
    115,914.20x = 173,828.10 × 41,005.40
  4. Step 4: Simplify right side
    115,914.20x = 7,127,890,771.74
  5. Step 5: Solve for x
    x = 7,127,890,771.74/115,914.20
  6. Step 6: Final answer
    x = 61,492.82

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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.