Home / 193,110.88-266,492.40-112,586.08

Finding the Fourth Proportional to 193,110.88, 266,492.40 and 112,586.08

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Solution

The fourth proportional to 193,110.88, 266,492.40 and 112,586.08 is: 155,368.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,110.88 : 266,492.40 = 112,586.08 : x
  2. Step 2: Convert to fraction form
    193,110.88/266,492.40 = 112,586.08/x
  3. Step 3: Cross multiply
    193,110.88x = 266,492.40 × 112,586.08
  4. Step 4: Simplify right side
    193,110.88x = 30,003,334,665.79
  5. Step 5: Solve for x
    x = 30,003,334,665.79/193,110.88
  6. Step 6: Final answer
    x = 155,368.43

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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.