Home / 235,056.31-324,384.27-127,632.89

Finding the Fourth Proportional to 235,056.31, 324,384.27 and 127,632.89

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Solution

The fourth proportional to 235,056.31, 324,384.27 and 127,632.89 is: 176,136.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,056.31 : 324,384.27 = 127,632.89 : x
  2. Step 2: Convert to fraction form
    235,056.31/324,384.27 = 127,632.89/x
  3. Step 3: Cross multiply
    235,056.31x = 324,384.27 × 127,632.89
  4. Step 4: Simplify right side
    235,056.31x = 41,402,101,850.64
  5. Step 5: Solve for x
    x = 41,402,101,850.64/235,056.31
  6. Step 6: Final answer
    x = 176,136.95

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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.