Home / 46,700.86-70,009.08-31,712.98

Finding the Fourth Proportional to 46,700.86, 70,009.08 and 31,712.98

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Solution

The fourth proportional to 46,700.86, 70,009.08 and 31,712.98 is: 47,540.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,700.86 : 70,009.08 = 31,712.98 : x
  2. Step 2: Convert to fraction form
    46,700.86/70,009.08 = 31,712.98/x
  3. Step 3: Cross multiply
    46,700.86x = 70,009.08 × 31,712.98
  4. Step 4: Simplify right side
    46,700.86x = 2,220,196,553.86
  5. Step 5: Solve for x
    x = 2,220,196,553.86/46,700.86
  6. Step 6: Final answer
    x = 47,540.81

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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.