Home / 70,248.81-96,942.18-38,417.01

Finding the Fourth Proportional to 70,248.81, 96,942.18 and 38,417.01

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Solution

The fourth proportional to 70,248.81, 96,942.18 and 38,417.01 is: 53,014.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,248.81 : 96,942.18 = 38,417.01 : x
  2. Step 2: Convert to fraction form
    70,248.81/96,942.18 = 38,417.01/x
  3. Step 3: Cross multiply
    70,248.81x = 96,942.18 × 38,417.01
  4. Step 4: Simplify right side
    70,248.81x = 3,724,228,698.48
  5. Step 5: Solve for x
    x = 3,724,228,698.48/70,248.81
  6. Step 6: Final answer
    x = 53,014.83

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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.