Home / 155,056.80-214,001.68-94,662.52

Finding the Fourth Proportional to 155,056.80, 214,001.68 and 94,662.52

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Solution

The fourth proportional to 155,056.80, 214,001.68 and 94,662.52 is: 130,648.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,056.80 : 214,001.68 = 94,662.52 : x
  2. Step 2: Convert to fraction form
    155,056.80/214,001.68 = 94,662.52/x
  3. Step 3: Cross multiply
    155,056.80x = 214,001.68 × 94,662.52
  4. Step 4: Simplify right side
    155,056.80x = 20,257,938,313.03
  5. Step 5: Solve for x
    x = 20,257,938,313.03/155,056.80
  6. Step 6: Final answer
    x = 130,648.50

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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.