Home / 52,280.91-78,424.34-14,838.03

Finding the Fourth Proportional to 52,280.91, 78,424.34 and 14,838.03

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Solution

The fourth proportional to 52,280.91, 78,424.34 and 14,838.03 is: 22,257.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,280.91 : 78,424.34 = 14,838.03 : x
  2. Step 2: Convert to fraction form
    52,280.91/78,424.34 = 14,838.03/x
  3. Step 3: Cross multiply
    52,280.91x = 78,424.34 × 14,838.03
  4. Step 4: Simplify right side
    52,280.91x = 1,163,662,635.46
  5. Step 5: Solve for x
    x = 1,163,662,635.46/52,280.91
  6. Step 6: Final answer
    x = 22,257.89

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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.