Home / 235,011.74-324,281.97-134,390.30

Finding the Fourth Proportional to 235,011.74, 324,281.97 and 134,390.30

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Solution

The fourth proportional to 235,011.74, 324,281.97 and 134,390.30 is: 185,439.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,011.74 : 324,281.97 = 134,390.30 : x
  2. Step 2: Convert to fraction form
    235,011.74/324,281.97 = 134,390.30/x
  3. Step 3: Cross multiply
    235,011.74x = 324,281.97 × 134,390.30
  4. Step 4: Simplify right side
    235,011.74x = 43,580,349,611.48
  5. Step 5: Solve for x
    x = 43,580,349,611.48/235,011.74
  6. Step 6: Final answer
    x = 185,439.04

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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.