Home / 157,669.40-236,504.10-57,796.40

Finding the Fourth Proportional to 157,669.40, 236,504.10 and 57,796.40

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Solution

The fourth proportional to 157,669.40, 236,504.10 and 57,796.40 is: 86,694.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,669.40 : 236,504.10 = 57,796.40 : x
  2. Step 2: Convert to fraction form
    157,669.40/236,504.10 = 57,796.40/x
  3. Step 3: Cross multiply
    157,669.40x = 236,504.10 × 57,796.40
  4. Step 4: Simplify right side
    157,669.40x = 13,669,085,565.24
  5. Step 5: Solve for x
    x = 13,669,085,565.24/157,669.40
  6. Step 6: Final answer
    x = 86,694.60

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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.