Home / 152,056.14-227,943.07-72,131.60

Finding the Fourth Proportional to 152,056.14, 227,943.07 and 72,131.60

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Solution

The fourth proportional to 152,056.14, 227,943.07 and 72,131.60 is: 108,130.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,056.14 : 227,943.07 = 72,131.60 : x
  2. Step 2: Convert to fraction form
    152,056.14/227,943.07 = 72,131.60/x
  3. Step 3: Cross multiply
    152,056.14x = 227,943.07 × 72,131.60
  4. Step 4: Simplify right side
    152,056.14x = 16,441,898,348.01
  5. Step 5: Solve for x
    x = 16,441,898,348.01/152,056.14
  6. Step 6: Final answer
    x = 108,130.45

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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.