Home / 272,724.74-376,360.54-151,889.30

Finding the Fourth Proportional to 272,724.74, 376,360.54 and 151,889.30

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Solution

The fourth proportional to 272,724.74, 376,360.54 and 151,889.30 is: 209,607.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,724.74 : 376,360.54 = 151,889.30 : x
  2. Step 2: Convert to fraction form
    272,724.74/376,360.54 = 151,889.30/x
  3. Step 3: Cross multiply
    272,724.74x = 376,360.54 × 151,889.30
  4. Step 4: Simplify right side
    272,724.74x = 57,165,138,968.22
  5. Step 5: Solve for x
    x = 57,165,138,968.22/272,724.74
  6. Step 6: Final answer
    x = 209,607.46

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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.