Home / 52,997.06-79,495.60-13,554.12

Finding the Fourth Proportional to 52,997.06, 79,495.60 and 13,554.12

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Solution

The fourth proportional to 52,997.06, 79,495.60 and 13,554.12 is: 20,331.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,997.06 : 79,495.60 = 13,554.12 : x
  2. Step 2: Convert to fraction form
    52,997.06/79,495.60 = 13,554.12/x
  3. Step 3: Cross multiply
    52,997.06x = 79,495.60 × 13,554.12
  4. Step 4: Simplify right side
    52,997.06x = 1,077,492,901.87
  5. Step 5: Solve for x
    x = 1,077,492,901.87/52,997.06
  6. Step 6: Final answer
    x = 20,331.18

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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.