Home / 56,981.13-78,608.43-33,094.86

Finding the Fourth Proportional to 56,981.13, 78,608.43 and 33,094.86

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Solution

The fourth proportional to 56,981.13, 78,608.43 and 33,094.86 is: 45,656.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,981.13 : 78,608.43 = 33,094.86 : x
  2. Step 2: Convert to fraction form
    56,981.13/78,608.43 = 33,094.86/x
  3. Step 3: Cross multiply
    56,981.13x = 78,608.43 × 33,094.86
  4. Step 4: Simplify right side
    56,981.13x = 2,601,534,985.67
  5. Step 5: Solve for x
    x = 2,601,534,985.67/56,981.13
  6. Step 6: Final answer
    x = 45,656.08

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.