Home / 93,508.08-129,007.92-55,259.52

Finding the Fourth Proportional to 93,508.08, 129,007.92 and 55,259.52

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Solution

The fourth proportional to 93,508.08, 129,007.92 and 55,259.52 is: 76,238.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,508.08 : 129,007.92 = 55,259.52 : x
  2. Step 2: Convert to fraction form
    93,508.08/129,007.92 = 55,259.52/x
  3. Step 3: Cross multiply
    93,508.08x = 129,007.92 × 55,259.52
  4. Step 4: Simplify right side
    93,508.08x = 7,128,915,735.40
  5. Step 5: Solve for x
    x = 7,128,915,735.40/93,508.08
  6. Step 6: Final answer
    x = 76,238.50

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1.5x scale

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.