Home / 59,931.04-89,896.58-20,488.52

Finding the Fourth Proportional to 59,931.04, 89,896.58 and 20,488.52

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Solution

The fourth proportional to 59,931.04, 89,896.58 and 20,488.52 is: 30,732.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,931.04 : 89,896.58 = 20,488.52 : x
  2. Step 2: Convert to fraction form
    59,931.04/89,896.58 = 20,488.52/x
  3. Step 3: Cross multiply
    59,931.04x = 89,896.58 × 20,488.52
  4. Step 4: Simplify right side
    59,931.04x = 1,841,847,877.26
  5. Step 5: Solve for x
    x = 1,841,847,877.26/59,931.04
  6. Step 6: Final answer
    x = 30,732.79

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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.