Home / 70,938.23-106,438.70-37,196.19

Finding the Fourth Proportional to 70,938.23, 106,438.70 and 37,196.19

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Solution

The fourth proportional to 70,938.23, 106,438.70 and 37,196.19 is: 55,810.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,938.23 : 106,438.70 = 37,196.19 : x
  2. Step 2: Convert to fraction form
    70,938.23/106,438.70 = 37,196.19/x
  3. Step 3: Cross multiply
    70,938.23x = 106,438.70 × 37,196.19
  4. Step 4: Simplify right side
    70,938.23x = 3,959,113,922.57
  5. Step 5: Solve for x
    x = 3,959,113,922.57/70,938.23
  6. Step 6: Final answer
    x = 55,810.72

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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.