Home / 272,850.17-376,483.25-151,988.45

Finding the Fourth Proportional to 272,850.17, 376,483.25 and 151,988.45

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Solution

The fourth proportional to 272,850.17, 376,483.25 and 151,988.45 is: 209,716.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,850.17 : 376,483.25 = 151,988.45 : x
  2. Step 2: Convert to fraction form
    272,850.17/376,483.25 = 151,988.45/x
  3. Step 3: Cross multiply
    272,850.17x = 376,483.25 × 151,988.45
  4. Step 4: Simplify right side
    272,850.17x = 57,221,102,976.10
  5. Step 5: Solve for x
    x = 57,221,102,976.10/272,850.17
  6. Step 6: Final answer
    x = 209,716.21

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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.