Home / 56,525.04-78,004.50-31,374.48

Finding the Fourth Proportional to 56,525.04, 78,004.50 and 31,374.48

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Solution

The fourth proportional to 56,525.04, 78,004.50 and 31,374.48 is: 43,296.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,525.04 : 78,004.50 = 31,374.48 : x
  2. Step 2: Convert to fraction form
    56,525.04/78,004.50 = 31,374.48/x
  3. Step 3: Cross multiply
    56,525.04x = 78,004.50 × 31,374.48
  4. Step 4: Simplify right side
    56,525.04x = 2,447,350,625.16
  5. Step 5: Solve for x
    x = 2,447,350,625.16/56,525.04
  6. Step 6: Final answer
    x = 43,296.75

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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.