Home / 55,556.88-76,641.15-37,657.50

Finding the Fourth Proportional to 55,556.88, 76,641.15 and 37,657.50

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Solution

The fourth proportional to 55,556.88, 76,641.15 and 37,657.50 is: 51,948.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,556.88 : 76,641.15 = 37,657.50 : x
  2. Step 2: Convert to fraction form
    55,556.88/76,641.15 = 37,657.50/x
  3. Step 3: Cross multiply
    55,556.88x = 76,641.15 × 37,657.50
  4. Step 4: Simplify right side
    55,556.88x = 2,886,114,106.13
  5. Step 5: Solve for x
    x = 2,886,114,106.13/55,556.88
  6. Step 6: Final answer
    x = 51,948.82

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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.