Home / 229,828.40-344,742.60-170,779.40

Finding the Fourth Proportional to 229,828.40, 344,742.60 and 170,779.40

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Solution

The fourth proportional to 229,828.40, 344,742.60 and 170,779.40 is: 256,169.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,828.40 : 344,742.60 = 170,779.40 : x
  2. Step 2: Convert to fraction form
    229,828.40/344,742.60 = 170,779.40/x
  3. Step 3: Cross multiply
    229,828.40x = 344,742.60 × 170,779.40
  4. Step 4: Simplify right side
    229,828.40x = 58,874,934,382.44
  5. Step 5: Solve for x
    x = 58,874,934,382.44/229,828.40
  6. Step 6: Final answer
    x = 256,169.10

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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.