Home / 262,041.12-392,732.76-112,105.20

Finding the Fourth Proportional to 262,041.12, 392,732.76 and 112,105.20

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Solution

The fourth proportional to 262,041.12, 392,732.76 and 112,105.20 is: 168,017.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,041.12 : 392,732.76 = 112,105.20 : x
  2. Step 2: Convert to fraction form
    262,041.12/392,732.76 = 112,105.20/x
  3. Step 3: Cross multiply
    262,041.12x = 392,732.76 × 112,105.20
  4. Step 4: Simplify right side
    262,041.12x = 44,027,384,606.35
  5. Step 5: Solve for x
    x = 44,027,384,606.35/262,041.12
  6. Step 6: Final answer
    x = 168,017.08

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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.