Home / 98,520.98-135,959.85-56,082.26

Finding the Fourth Proportional to 98,520.98, 135,959.85 and 56,082.26

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Solution

The fourth proportional to 98,520.98, 135,959.85 and 56,082.26 is: 77,394.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,520.98 : 135,959.85 = 56,082.26 : x
  2. Step 2: Convert to fraction form
    98,520.98/135,959.85 = 56,082.26/x
  3. Step 3: Cross multiply
    98,520.98x = 135,959.85 × 56,082.26
  4. Step 4: Simplify right side
    98,520.98x = 7,624,935,657.26
  5. Step 5: Solve for x
    x = 7,624,935,657.26/98,520.98
  6. Step 6: Final answer
    x = 77,394.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.