Home / 157,970.52-217,999.08-94,345.56

Finding the Fourth Proportional to 157,970.52, 217,999.08 and 94,345.56

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Solution

The fourth proportional to 157,970.52, 217,999.08 and 94,345.56 is: 130,196.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,970.52 : 217,999.08 = 94,345.56 : x
  2. Step 2: Convert to fraction form
    157,970.52/217,999.08 = 94,345.56/x
  3. Step 3: Cross multiply
    157,970.52x = 217,999.08 × 94,345.56
  4. Step 4: Simplify right side
    157,970.52x = 20,567,245,282.08
  5. Step 5: Solve for x
    x = 20,567,245,282.08/157,970.52
  6. Step 6: Final answer
    x = 130,196.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.