Home / 113,826.26-157,096.08-63,528.50

Finding the Fourth Proportional to 113,826.26, 157,096.08 and 63,528.50

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Solution

The fourth proportional to 113,826.26, 157,096.08 and 63,528.50 is: 87,678.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,826.26 : 157,096.08 = 63,528.50 : x
  2. Step 2: Convert to fraction form
    113,826.26/157,096.08 = 63,528.50/x
  3. Step 3: Cross multiply
    113,826.26x = 157,096.08 × 63,528.50
  4. Step 4: Simplify right side
    113,826.26x = 9,980,078,318.28
  5. Step 5: Solve for x
    x = 9,980,078,318.28/113,826.26
  6. Step 6: Final answer
    x = 87,678.17

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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.