Home / 74,445.95-111,657.15-61,876.37

Finding the Fourth Proportional to 74,445.95, 111,657.15 and 61,876.37

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Solution

The fourth proportional to 74,445.95, 111,657.15 and 61,876.37 is: 92,804.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,445.95 : 111,657.15 = 61,876.37 : x
  2. Step 2: Convert to fraction form
    74,445.95/111,657.15 = 61,876.37/x
  3. Step 3: Cross multiply
    74,445.95x = 111,657.15 × 61,876.37
  4. Step 4: Simplify right side
    74,445.95x = 6,908,939,405.69
  5. Step 5: Solve for x
    x = 6,908,939,405.69/74,445.95
  6. Step 6: Final answer
    x = 92,804.77

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.