Home / 179,867.12-248,417.16-140,059.76

Finding the Fourth Proportional to 179,867.12, 248,417.16 and 140,059.76

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Solution

The fourth proportional to 179,867.12, 248,417.16 and 140,059.76 is: 193,438.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,867.12 : 248,417.16 = 140,059.76 : x
  2. Step 2: Convert to fraction form
    179,867.12/248,417.16 = 140,059.76/x
  3. Step 3: Cross multiply
    179,867.12x = 248,417.16 × 140,059.76
  4. Step 4: Simplify right side
    179,867.12x = 34,793,247,809.48
  5. Step 5: Solve for x
    x = 34,793,247,809.48/179,867.12
  6. Step 6: Final answer
    x = 193,438.62

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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.