Home / 113,707.56-156,884.94-73,423.02

Finding the Fourth Proportional to 113,707.56, 156,884.94 and 73,423.02

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Solution

The fourth proportional to 113,707.56, 156,884.94 and 73,423.02 is: 101,303.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,707.56 : 156,884.94 = 73,423.02 : x
  2. Step 2: Convert to fraction form
    113,707.56/156,884.94 = 73,423.02/x
  3. Step 3: Cross multiply
    113,707.56x = 156,884.94 × 73,423.02
  4. Step 4: Simplify right side
    113,707.56x = 11,518,966,087.32
  5. Step 5: Solve for x
    x = 11,518,966,087.32/113,707.56
  6. Step 6: Final answer
    x = 101,303.43

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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.