Home / 272,986.56-376,671.60-152,124.84

Finding the Fourth Proportional to 272,986.56, 376,671.60 and 152,124.84

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Solution

The fourth proportional to 272,986.56, 376,671.60 and 152,124.84 is: 209,904.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,986.56 : 376,671.60 = 152,124.84 : x
  2. Step 2: Convert to fraction form
    272,986.56/376,671.60 = 152,124.84/x
  3. Step 3: Cross multiply
    272,986.56x = 376,671.60 × 152,124.84
  4. Step 4: Simplify right side
    272,986.56x = 57,301,106,882.54
  5. Step 5: Solve for x
    x = 57,301,106,882.54/272,986.56
  6. Step 6: Final answer
    x = 209,904.50

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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.