Home / 229,340.40-316,434.36-133,792.56

Finding the Fourth Proportional to 229,340.40, 316,434.36 and 133,792.56

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Solution

The fourth proportional to 229,340.40, 316,434.36 and 133,792.56 is: 184,601.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,340.40 : 316,434.36 = 133,792.56 : x
  2. Step 2: Convert to fraction form
    229,340.40/316,434.36 = 133,792.56/x
  3. Step 3: Cross multiply
    229,340.40x = 316,434.36 × 133,792.56
  4. Step 4: Simplify right side
    229,340.40x = 42,336,563,096.36
  5. Step 5: Solve for x
    x = 42,336,563,096.36/229,340.40
  6. Step 6: Final answer
    x = 184,601.42

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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.