Home / 107,769.52-148,867.15-97,709.32

Finding the Fourth Proportional to 107,769.52, 148,867.15 and 97,709.32

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Solution

The fourth proportional to 107,769.52, 148,867.15 and 97,709.32 is: 134,970.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,769.52 : 148,867.15 = 97,709.32 : x
  2. Step 2: Convert to fraction form
    107,769.52/148,867.15 = 97,709.32/x
  3. Step 3: Cross multiply
    107,769.52x = 148,867.15 × 97,709.32
  4. Step 4: Simplify right side
    107,769.52x = 14,545,707,252.50
  5. Step 5: Solve for x
    x = 14,545,707,252.50/107,769.52
  6. Step 6: Final answer
    x = 134,970.52

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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.