Home / 157,717.41-236,606.93-57,878.32

Finding the Fourth Proportional to 157,717.41, 236,606.93 and 57,878.32

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Solution

The fourth proportional to 157,717.41, 236,606.93 and 57,878.32 is: 86,828.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,717.41 : 236,606.93 = 57,878.32 : x
  2. Step 2: Convert to fraction form
    157,717.41/236,606.93 = 57,878.32/x
  3. Step 3: Cross multiply
    157,717.41x = 236,606.93 × 57,878.32
  4. Step 4: Simplify right side
    157,717.41x = 13,694,411,608.76
  5. Step 5: Solve for x
    x = 13,694,411,608.76/157,717.41
  6. Step 6: Final answer
    x = 86,828.79

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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.