Home / 107,303.87-161,113.81-60,011.62

Finding the Fourth Proportional to 107,303.87, 161,113.81 and 60,011.62

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Solution

The fourth proportional to 107,303.87, 161,113.81 and 60,011.62 is: 90,105.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,303.87 : 161,113.81 = 60,011.62 : x
  2. Step 2: Convert to fraction form
    107,303.87/161,113.81 = 60,011.62/x
  3. Step 3: Cross multiply
    107,303.87x = 161,113.81 × 60,011.62
  4. Step 4: Simplify right side
    107,303.87x = 9,668,701,171.76
  5. Step 5: Solve for x
    x = 9,668,701,171.76/107,303.87
  6. Step 6: Final answer
    x = 90,105.80

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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.