Home / 120,423.04-180,652.16-58,042.24

Finding the Fourth Proportional to 120,423.04, 180,652.16 and 58,042.24

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Solution

The fourth proportional to 120,423.04, 180,652.16 and 58,042.24 is: 87,071.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,423.04 : 180,652.16 = 58,042.24 : x
  2. Step 2: Convert to fraction form
    120,423.04/180,652.16 = 58,042.24/x
  3. Step 3: Cross multiply
    120,423.04x = 180,652.16 × 58,042.24
  4. Step 4: Simplify right side
    120,423.04x = 10,485,456,027.24
  5. Step 5: Solve for x
    x = 10,485,456,027.24/120,423.04
  6. Step 6: Final answer
    x = 87,071.84

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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.