Home / 230,831.10-346,246.65-131,298.30

Finding the Fourth Proportional to 230,831.10, 346,246.65 and 131,298.30

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Solution

The fourth proportional to 230,831.10, 346,246.65 and 131,298.30 is: 196,947.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,831.10 : 346,246.65 = 131,298.30 : x
  2. Step 2: Convert to fraction form
    230,831.10/346,246.65 = 131,298.30/x
  3. Step 3: Cross multiply
    230,831.10x = 346,246.65 × 131,298.30
  4. Step 4: Simplify right side
    230,831.10x = 45,461,596,525.70
  5. Step 5: Solve for x
    x = 45,461,596,525.70/230,831.10
  6. Step 6: Final answer
    x = 196,947.45

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Similar ratio
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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.