Home / 62,488.53-93,742.52-20,358.81

Finding the Fourth Proportional to 62,488.53, 93,742.52 and 20,358.81

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Solution

The fourth proportional to 62,488.53, 93,742.52 and 20,358.81 is: 30,541.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,488.53 : 93,742.52 = 20,358.81 : x
  2. Step 2: Convert to fraction form
    62,488.53/93,742.52 = 20,358.81/x
  3. Step 3: Cross multiply
    62,488.53x = 93,742.52 × 20,358.81
  4. Step 4: Simplify right side
    62,488.53x = 1,908,485,720.75
  5. Step 5: Solve for x
    x = 1,908,485,720.75/62,488.53
  6. Step 6: Final answer
    x = 30,541.38

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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.