Home / 123,282.81-184,929.48-48,419.18

Finding the Fourth Proportional to 123,282.81, 184,929.48 and 48,419.18

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Solution

The fourth proportional to 123,282.81, 184,929.48 and 48,419.18 is: 72,630.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,282.81 : 184,929.48 = 48,419.18 : x
  2. Step 2: Convert to fraction form
    123,282.81/184,929.48 = 48,419.18/x
  3. Step 3: Cross multiply
    123,282.81x = 184,929.48 × 48,419.18
  4. Step 4: Simplify right side
    123,282.81x = 8,954,133,779.43
  5. Step 5: Solve for x
    x = 8,954,133,779.43/123,282.81
  6. Step 6: Final answer
    x = 72,630.84

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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.