Home / 157,668.58-236,362.25-57,805.50

Finding the Fourth Proportional to 157,668.58, 236,362.25 and 57,805.50

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Solution

The fourth proportional to 157,668.58, 236,362.25 and 57,805.50 is: 86,656.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,668.58 : 236,362.25 = 57,805.50 : x
  2. Step 2: Convert to fraction form
    157,668.58/236,362.25 = 57,805.50/x
  3. Step 3: Cross multiply
    157,668.58x = 236,362.25 × 57,805.50
  4. Step 4: Simplify right side
    157,668.58x = 13,663,039,073.25
  5. Step 5: Solve for x
    x = 13,663,039,073.25/157,668.58
  6. Step 6: Final answer
    x = 86,656.70

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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.