Home / 438,528.17-657,792.26-106,104.17

Finding the Fourth Proportional to 438,528.17, 657,792.26 and 106,104.17

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Solution

The fourth proportional to 438,528.17, 657,792.26 and 106,104.17 is: 159,156.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    438,528.17 : 657,792.26 = 106,104.17 : x
  2. Step 2: Convert to fraction form
    438,528.17/657,792.26 = 106,104.17/x
  3. Step 3: Cross multiply
    438,528.17x = 657,792.26 × 106,104.17
  4. Step 4: Simplify right side
    438,528.17x = 69,794,501,779.72
  5. Step 5: Solve for x
    x = 69,794,501,779.72/438,528.17
  6. Step 6: Final answer
    x = 159,156.26

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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.