Home / 67,424.64-93,030.08-39,125.44

Finding the Fourth Proportional to 67,424.64, 93,030.08 and 39,125.44

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Solution

The fourth proportional to 67,424.64, 93,030.08 and 39,125.44 is: 53,983.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,424.64 : 93,030.08 = 39,125.44 : x
  2. Step 2: Convert to fraction form
    67,424.64/93,030.08 = 39,125.44/x
  3. Step 3: Cross multiply
    67,424.64x = 93,030.08 × 39,125.44
  4. Step 4: Simplify right side
    67,424.64x = 3,639,842,813.24
  5. Step 5: Solve for x
    x = 3,639,842,813.24/67,424.64
  6. Step 6: Final answer
    x = 53,983.87

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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.