Home / 47,110.34-70,664.50-13,829.66

Finding the Fourth Proportional to 47,110.34, 70,664.50 and 13,829.66

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Solution

The fourth proportional to 47,110.34, 70,664.50 and 13,829.66 is: 20,744.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,110.34 : 70,664.50 = 13,829.66 : x
  2. Step 2: Convert to fraction form
    47,110.34/70,664.50 = 13,829.66/x
  3. Step 3: Cross multiply
    47,110.34x = 70,664.50 × 13,829.66
  4. Step 4: Simplify right side
    47,110.34x = 977,266,009.07
  5. Step 5: Solve for x
    x = 977,266,009.07/47,110.34
  6. Step 6: Final answer
    x = 20,744.19

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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.