Home / 105,873.99-146,097.39-58,125.69

Finding the Fourth Proportional to 105,873.99, 146,097.39 and 58,125.69

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Solution

The fourth proportional to 105,873.99, 146,097.39 and 58,125.69 is: 80,208.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,873.99 : 146,097.39 = 58,125.69 : x
  2. Step 2: Convert to fraction form
    105,873.99/146,097.39 = 58,125.69/x
  3. Step 3: Cross multiply
    105,873.99x = 146,097.39 × 58,125.69
  4. Step 4: Simplify right side
    105,873.99x = 8,492,011,600.95
  5. Step 5: Solve for x
    x = 8,492,011,600.95/105,873.99
  6. Step 6: Final answer
    x = 80,208.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.