Home / 190,827.60-286,241.40-48,672.60

Finding the Fourth Proportional to 190,827.60, 286,241.40 and 48,672.60

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Solution

The fourth proportional to 190,827.60, 286,241.40 and 48,672.60 is: 73,008.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,827.60 : 286,241.40 = 48,672.60 : x
  2. Step 2: Convert to fraction form
    190,827.60/286,241.40 = 48,672.60/x
  3. Step 3: Cross multiply
    190,827.60x = 286,241.40 × 48,672.60
  4. Step 4: Simplify right side
    190,827.60x = 13,932,113,165.64
  5. Step 5: Solve for x
    x = 13,932,113,165.64/190,827.60
  6. Step 6: Final answer
    x = 73,008.90

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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.