Home / 42,172.16-63,267.84-14,468.48

Finding the Fourth Proportional to 42,172.16, 63,267.84 and 14,468.48

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Solution

The fourth proportional to 42,172.16, 63,267.84 and 14,468.48 is: 21,706.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,172.16 : 63,267.84 = 14,468.48 : x
  2. Step 2: Convert to fraction form
    42,172.16/63,267.84 = 14,468.48/x
  3. Step 3: Cross multiply
    42,172.16x = 63,267.84 × 14,468.48
  4. Step 4: Simplify right side
    42,172.16x = 915,389,477.68
  5. Step 5: Solve for x
    x = 915,389,477.68/42,172.16
  6. Step 6: Final answer
    x = 21,706.01

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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.