Home / 115,709.36-173,585.76-52,533.92

Finding the Fourth Proportional to 115,709.36, 173,585.76 and 52,533.92

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Solution

The fourth proportional to 115,709.36, 173,585.76 and 52,533.92 is: 78,810.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,709.36 : 173,585.76 = 52,533.92 : x
  2. Step 2: Convert to fraction form
    115,709.36/173,585.76 = 52,533.92/x
  3. Step 3: Cross multiply
    115,709.36x = 173,585.76 × 52,533.92
  4. Step 4: Simplify right side
    115,709.36x = 9,119,140,428.98
  5. Step 5: Solve for x
    x = 9,119,140,428.98/115,709.36
  6. Step 6: Final answer
    x = 78,810.74

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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.