Home / 53,962.14-80,943.30-14,518.20

Finding the Fourth Proportional to 53,962.14, 80,943.30 and 14,518.20

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Solution

The fourth proportional to 53,962.14, 80,943.30 and 14,518.20 is: 21,777.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,962.14 : 80,943.30 = 14,518.20 : x
  2. Step 2: Convert to fraction form
    53,962.14/80,943.30 = 14,518.20/x
  3. Step 3: Cross multiply
    53,962.14x = 80,943.30 × 14,518.20
  4. Step 4: Simplify right side
    53,962.14x = 1,175,151,018.06
  5. Step 5: Solve for x
    x = 1,175,151,018.06/53,962.14
  6. Step 6: Final answer
    x = 21,777.32

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1.5x scale

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.