Home / 53,643.12-80,464.68-16,710

Finding the Fourth Proportional to 53,643.12, 80,464.68 and 16,710

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Solution

The fourth proportional to 53,643.12, 80,464.68 and 16,710 is: 25,065.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,643.12 : 80,464.68 = 16,710 : x
  2. Step 2: Convert to fraction form
    53,643.12/80,464.68 = 16,710/x
  3. Step 3: Cross multiply
    53,643.12x = 80,464.68 × 16,710
  4. Step 4: Simplify right side
    53,643.12x = 1,344,564,802.80
  5. Step 5: Solve for x
    x = 1,344,564,802.80/53,643.12
  6. Step 6: Final answer
    x = 25,065.00

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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.