Home / 117,024.16-161,493.12-63,309.24

Finding the Fourth Proportional to 117,024.16, 161,493.12 and 63,309.24

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Solution

The fourth proportional to 117,024.16, 161,493.12 and 63,309.24 is: 87,366.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,024.16 : 161,493.12 = 63,309.24 : x
  2. Step 2: Convert to fraction form
    117,024.16/161,493.12 = 63,309.24/x
  3. Step 3: Cross multiply
    117,024.16x = 161,493.12 × 63,309.24
  4. Step 4: Simplify right side
    117,024.16x = 10,224,006,692.43
  5. Step 5: Solve for x
    x = 10,224,006,692.43/117,024.16
  6. Step 6: Final answer
    x = 87,366.63

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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.