Home / 123,487.32-184,804.50-76,084.08

Finding the Fourth Proportional to 123,487.32, 184,804.50 and 76,084.08

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Solution

The fourth proportional to 123,487.32, 184,804.50 and 76,084.08 is: 113,863.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,487.32 : 184,804.50 = 76,084.08 : x
  2. Step 2: Convert to fraction form
    123,487.32/184,804.50 = 76,084.08/x
  3. Step 3: Cross multiply
    123,487.32x = 184,804.50 × 76,084.08
  4. Step 4: Simplify right side
    123,487.32x = 14,060,680,362.36
  5. Step 5: Solve for x
    x = 14,060,680,362.36/123,487.32
  6. Step 6: Final answer
    x = 113,863.35

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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.