Home / 47,359.26-70,971.12-34,780.50

Finding the Fourth Proportional to 47,359.26, 70,971.12 and 34,780.50

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Solution

The fourth proportional to 47,359.26, 70,971.12 and 34,780.50 is: 52,120.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,359.26 : 70,971.12 = 34,780.50 : x
  2. Step 2: Convert to fraction form
    47,359.26/70,971.12 = 34,780.50/x
  3. Step 3: Cross multiply
    47,359.26x = 70,971.12 × 34,780.50
  4. Step 4: Simplify right side
    47,359.26x = 2,468,411,039.16
  5. Step 5: Solve for x
    x = 2,468,411,039.16/47,359.26
  6. Step 6: Final answer
    x = 52,120.98

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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.