Home / 163,527.39-245,291.09-51,216.40

Finding the Fourth Proportional to 163,527.39, 245,291.09 and 51,216.40

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Solution

The fourth proportional to 163,527.39, 245,291.09 and 51,216.40 is: 76,824.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,527.39 : 245,291.09 = 51,216.40 : x
  2. Step 2: Convert to fraction form
    163,527.39/245,291.09 = 51,216.40/x
  3. Step 3: Cross multiply
    163,527.39x = 245,291.09 × 51,216.40
  4. Step 4: Simplify right side
    163,527.39x = 12,562,926,568.45
  5. Step 5: Solve for x
    x = 12,562,926,568.45/163,527.39
  6. Step 6: Final answer
    x = 76,824.60

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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.