Home / 56,996.23-78,652.34-31,501.27

Finding the Fourth Proportional to 56,996.23, 78,652.34 and 31,501.27

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Solution

The fourth proportional to 56,996.23, 78,652.34 and 31,501.27 is: 43,470.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,996.23 : 78,652.34 = 31,501.27 : x
  2. Step 2: Convert to fraction form
    56,996.23/78,652.34 = 31,501.27/x
  3. Step 3: Cross multiply
    56,996.23x = 78,652.34 × 31,501.27
  4. Step 4: Simplify right side
    56,996.23x = 2,477,648,598.47
  5. Step 5: Solve for x
    x = 2,477,648,598.47/56,996.23
  6. Step 6: Final answer
    x = 43,470.40

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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.