Home / 170,219.40-255,329.10-151,848.60

Finding the Fourth Proportional to 170,219.40, 255,329.10 and 151,848.60

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Solution

The fourth proportional to 170,219.40, 255,329.10 and 151,848.60 is: 227,772.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,219.40 : 255,329.10 = 151,848.60 : x
  2. Step 2: Convert to fraction form
    170,219.40/255,329.10 = 151,848.60/x
  3. Step 3: Cross multiply
    170,219.40x = 255,329.10 × 151,848.60
  4. Step 4: Simplify right side
    170,219.40x = 38,771,366,374.26
  5. Step 5: Solve for x
    x = 38,771,366,374.26/170,219.40
  6. Step 6: Final answer
    x = 227,772.90

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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.