Home / 147,184.24-203,108.16-80,116.24

Finding the Fourth Proportional to 147,184.24, 203,108.16 and 80,116.24

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Solution

The fourth proportional to 147,184.24, 203,108.16 and 80,116.24 is: 110,557.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,184.24 : 203,108.16 = 80,116.24 : x
  2. Step 2: Convert to fraction form
    147,184.24/203,108.16 = 80,116.24/x
  3. Step 3: Cross multiply
    147,184.24x = 203,108.16 × 80,116.24
  4. Step 4: Simplify right side
    147,184.24x = 16,272,262,092.52
  5. Step 5: Solve for x
    x = 16,272,262,092.52/147,184.24
  6. Step 6: Final answer
    x = 110,557.10

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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.