Home / 292,015.04-437,955.60-81,667.84

Finding the Fourth Proportional to 292,015.04, 437,955.60 and 81,667.84

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Solution

The fourth proportional to 292,015.04, 437,955.60 and 81,667.84 is: 122,483.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,015.04 : 437,955.60 = 81,667.84 : x
  2. Step 2: Convert to fraction form
    292,015.04/437,955.60 = 81,667.84/x
  3. Step 3: Cross multiply
    292,015.04x = 437,955.60 × 81,667.84
  4. Step 4: Simplify right side
    292,015.04x = 35,766,887,867.90
  5. Step 5: Solve for x
    x = 35,766,887,867.90/292,015.04
  6. Step 6: Final answer
    x = 122,483.03

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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.