Home / 170,918.48-256,411.74-52,585.31

Finding the Fourth Proportional to 170,918.48, 256,411.74 and 52,585.31

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Solution

The fourth proportional to 170,918.48, 256,411.74 and 52,585.31 is: 78,888.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,918.48 : 256,411.74 = 52,585.31 : x
  2. Step 2: Convert to fraction form
    170,918.48/256,411.74 = 52,585.31/x
  3. Step 3: Cross multiply
    170,918.48x = 256,411.74 × 52,585.31
  4. Step 4: Simplify right side
    170,918.48x = 13,483,490,835.54
  5. Step 5: Solve for x
    x = 13,483,490,835.54/170,918.48
  6. Step 6: Final answer
    x = 78,888.43

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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.