Home / 282,418.12-423,690.18-95,424.76

Finding the Fourth Proportional to 282,418.12, 423,690.18 and 95,424.76

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Solution

The fourth proportional to 282,418.12, 423,690.18 and 95,424.76 is: 143,158.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,418.12 : 423,690.18 = 95,424.76 : x
  2. Step 2: Convert to fraction form
    282,418.12/423,690.18 = 95,424.76/x
  3. Step 3: Cross multiply
    282,418.12x = 423,690.18 × 95,424.76
  4. Step 4: Simplify right side
    282,418.12x = 40,430,533,740.86
  5. Step 5: Solve for x
    x = 40,430,533,740.86/282,418.12
  6. Step 6: Final answer
    x = 143,158.43

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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.