Home / 389,292.16-583,936.96-93,804.16

Finding the Fourth Proportional to 389,292.16, 583,936.96 and 93,804.16

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Solution

The fourth proportional to 389,292.16, 583,936.96 and 93,804.16 is: 140,705.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    389,292.16 : 583,936.96 = 93,804.16 : x
  2. Step 2: Convert to fraction form
    389,292.16/583,936.96 = 93,804.16/x
  3. Step 3: Cross multiply
    389,292.16x = 583,936.96 × 93,804.16
  4. Step 4: Simplify right side
    389,292.16x = 54,775,716,025.75
  5. Step 5: Solve for x
    x = 54,775,716,025.75/389,292.16
  6. Step 6: Final answer
    x = 140,705.93

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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.