Home / 95,730.86-143,283.24-70,423.62

Finding the Fourth Proportional to 95,730.86, 143,283.24 and 70,423.62

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Solution

The fourth proportional to 95,730.86, 143,283.24 and 70,423.62 is: 105,405.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,730.86 : 143,283.24 = 70,423.62 : x
  2. Step 2: Convert to fraction form
    95,730.86/143,283.24 = 70,423.62/x
  3. Step 3: Cross multiply
    95,730.86x = 143,283.24 × 70,423.62
  4. Step 4: Simplify right side
    95,730.86x = 10,090,524,446.13
  5. Step 5: Solve for x
    x = 10,090,524,446.13/95,730.86
  6. Step 6: Final answer
    x = 105,405.14

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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.