Home / 170,479.53-235,362.56-151,564.31

Finding the Fourth Proportional to 170,479.53, 235,362.56 and 151,564.31

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Solution

The fourth proportional to 170,479.53, 235,362.56 and 151,564.31 is: 209,248.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,479.53 : 235,362.56 = 151,564.31 : x
  2. Step 2: Convert to fraction form
    170,479.53/235,362.56 = 151,564.31/x
  3. Step 3: Cross multiply
    170,479.53x = 235,362.56 × 151,564.31
  4. Step 4: Simplify right side
    170,479.53x = 35,672,563,836.82
  5. Step 5: Solve for x
    x = 35,672,563,836.82/170,479.53
  6. Step 6: Final answer
    x = 209,248.37

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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.