Home / 30,376.04-45,575.00-10,657.67

Finding the Fourth Proportional to 30,376.04, 45,575.00 and 10,657.67

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Solution

The fourth proportional to 30,376.04, 45,575.00 and 10,657.67 is: 15,990.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,376.04 : 45,575.00 = 10,657.67 : x
  2. Step 2: Convert to fraction form
    30,376.04/45,575.00 = 10,657.67/x
  3. Step 3: Cross multiply
    30,376.04x = 45,575.00 × 10,657.67
  4. Step 4: Simplify right side
    30,376.04x = 485,723,450.83
  5. Step 5: Solve for x
    x = 485,723,450.83/30,376.04
  6. Step 6: Final answer
    x = 15,990.35

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1.5x scale

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.