Home / 272,724.14-376,385.47-151,865.39

Finding the Fourth Proportional to 272,724.14, 376,385.47 and 151,865.39

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Solution

The fourth proportional to 272,724.14, 376,385.47 and 151,865.39 is: 209,588.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,724.14 : 376,385.47 = 151,865.39 : x
  2. Step 2: Convert to fraction form
    272,724.14/376,385.47 = 151,865.39/x
  3. Step 3: Cross multiply
    272,724.14x = 376,385.47 × 151,865.39
  4. Step 4: Simplify right side
    272,724.14x = 57,159,926,191.88
  5. Step 5: Solve for x
    x = 57,159,926,191.88/272,724.14
  6. Step 6: Final answer
    x = 209,588.80

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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.