Home / 70,957.38-97,819.47-55,823.81

Finding the Fourth Proportional to 70,957.38, 97,819.47 and 55,823.81

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Solution

The fourth proportional to 70,957.38, 97,819.47 and 55,823.81 is: 76,956.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,957.38 : 97,819.47 = 55,823.81 : x
  2. Step 2: Convert to fraction form
    70,957.38/97,819.47 = 55,823.81/x
  3. Step 3: Cross multiply
    70,957.38x = 97,819.47 × 55,823.81
  4. Step 4: Simplify right side
    70,957.38x = 5,460,655,018.48
  5. Step 5: Solve for x
    x = 5,460,655,018.48/70,957.38
  6. Step 6: Final answer
    x = 76,956.83

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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.