Home / 56,888.48-78,447.84-37,761.50

Finding the Fourth Proportional to 56,888.48, 78,447.84 and 37,761.50

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Solution

The fourth proportional to 56,888.48, 78,447.84 and 37,761.50 is: 52,072.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,888.48 : 78,447.84 = 37,761.50 : x
  2. Step 2: Convert to fraction form
    56,888.48/78,447.84 = 37,761.50/x
  3. Step 3: Cross multiply
    56,888.48x = 78,447.84 × 37,761.50
  4. Step 4: Simplify right side
    56,888.48x = 2,962,308,110.16
  5. Step 5: Solve for x
    x = 2,962,308,110.16/56,888.48
  6. Step 6: Final answer
    x = 52,072.20

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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.