Home / 52,127.69-78,196.13-14,688.08

Finding the Fourth Proportional to 52,127.69, 78,196.13 and 14,688.08

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Solution

The fourth proportional to 52,127.69, 78,196.13 and 14,688.08 is: 22,033.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,127.69 : 78,196.13 = 14,688.08 : x
  2. Step 2: Convert to fraction form
    52,127.69/78,196.13 = 14,688.08/x
  3. Step 3: Cross multiply
    52,127.69x = 78,196.13 × 14,688.08
  4. Step 4: Simplify right side
    52,127.69x = 1,148,551,013.13
  5. Step 5: Solve for x
    x = 1,148,551,013.13/52,127.69
  6. Step 6: Final answer
    x = 22,033.41

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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.