Home / 194,137.89-291,192.80-61,056.23

Finding the Fourth Proportional to 194,137.89, 291,192.80 and 61,056.23

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Solution

The fourth proportional to 194,137.89, 291,192.80 and 61,056.23 is: 91,579.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,137.89 : 291,192.80 = 61,056.23 : x
  2. Step 2: Convert to fraction form
    194,137.89/291,192.80 = 61,056.23/x
  3. Step 3: Cross multiply
    194,137.89x = 291,192.80 × 61,056.23
  4. Step 4: Simplify right side
    194,137.89x = 17,779,132,809.90
  5. Step 5: Solve for x
    x = 17,779,132,809.90/194,137.89
  6. Step 6: Final answer
    x = 91,579.92

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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.