Home / 292,567.75-438,829.72-105,579.25

Finding the Fourth Proportional to 292,567.75, 438,829.72 and 105,579.25

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Solution

The fourth proportional to 292,567.75, 438,829.72 and 105,579.25 is: 158,360.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,567.75 : 438,829.72 = 105,579.25 : x
  2. Step 2: Convert to fraction form
    292,567.75/438,829.72 = 105,579.25/x
  3. Step 3: Cross multiply
    292,567.75x = 438,829.72 × 105,579.25
  4. Step 4: Simplify right side
    292,567.75x = 46,331,311,354.29
  5. Step 5: Solve for x
    x = 46,331,311,354.29/292,567.75
  6. Step 6: Final answer
    x = 158,360.97

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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.