Home / 157,326.48-236,023.89-57,486.51

Finding the Fourth Proportional to 157,326.48, 236,023.89 and 57,486.51

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Solution

The fourth proportional to 157,326.48, 236,023.89 and 57,486.51 is: 86,242.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,326.48 : 236,023.89 = 57,486.51 : x
  2. Step 2: Convert to fraction form
    157,326.48/236,023.89 = 57,486.51/x
  3. Step 3: Cross multiply
    157,326.48x = 236,023.89 × 57,486.51
  4. Step 4: Simplify right side
    157,326.48x = 13,568,189,712.72
  5. Step 5: Solve for x
    x = 13,568,189,712.72/157,326.48
  6. Step 6: Final answer
    x = 86,242.25

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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.