Home / 47,543.07-71,314.61-12,482.67

Finding the Fourth Proportional to 47,543.07, 71,314.61 and 12,482.67

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Solution

The fourth proportional to 47,543.07, 71,314.61 and 12,482.67 is: 18,724.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,543.07 : 71,314.61 = 12,482.67 : x
  2. Step 2: Convert to fraction form
    47,543.07/71,314.61 = 12,482.67/x
  3. Step 3: Cross multiply
    47,543.07x = 71,314.61 × 12,482.67
  4. Step 4: Simplify right side
    47,543.07x = 890,196,680.40
  5. Step 5: Solve for x
    x = 890,196,680.40/47,543.07
  6. Step 6: Final answer
    x = 18,724.01

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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.