Home / 107,492.85-161,304.08-37,421.37

Finding the Fourth Proportional to 107,492.85, 161,304.08 and 37,421.37

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Solution

The fourth proportional to 107,492.85, 161,304.08 and 37,421.37 is: 56,154.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,492.85 : 161,304.08 = 37,421.37 : x
  2. Step 2: Convert to fraction form
    107,492.85/161,304.08 = 37,421.37/x
  3. Step 3: Cross multiply
    107,492.85x = 161,304.08 × 37,421.37
  4. Step 4: Simplify right side
    107,492.85x = 6,036,219,473.08
  5. Step 5: Solve for x
    x = 6,036,219,473.08/107,492.85
  6. Step 6: Final answer
    x = 56,154.61

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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.