Home / 47,128.86-70,693.29-29,610.99

Finding the Fourth Proportional to 47,128.86, 70,693.29 and 29,610.99

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Solution

The fourth proportional to 47,128.86, 70,693.29 and 29,610.99 is: 44,416.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,128.86 : 70,693.29 = 29,610.99 : x
  2. Step 2: Convert to fraction form
    47,128.86/70,693.29 = 29,610.99/x
  3. Step 3: Cross multiply
    47,128.86x = 70,693.29 × 29,610.99
  4. Step 4: Simplify right side
    47,128.86x = 2,093,298,303.26
  5. Step 5: Solve for x
    x = 2,093,298,303.26/47,128.86
  6. Step 6: Final answer
    x = 44,416.49

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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.