Home / 163,733.40-245,527.20-75,014.10

Finding the Fourth Proportional to 163,733.40, 245,527.20 and 75,014.10

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Solution

The fourth proportional to 163,733.40, 245,527.20 and 75,014.10 is: 112,487.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,733.40 : 245,527.20 = 75,014.10 : x
  2. Step 2: Convert to fraction form
    163,733.40/245,527.20 = 75,014.10/x
  3. Step 3: Cross multiply
    163,733.40x = 245,527.20 × 75,014.10
  4. Step 4: Simplify right side
    163,733.40x = 18,418,001,933.52
  5. Step 5: Solve for x
    x = 18,418,001,933.52/163,733.40
  6. Step 6: Final answer
    x = 112,487.75

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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.