Home / 272,523.90-376,080.21-151,663.13

Finding the Fourth Proportional to 272,523.90, 376,080.21 and 151,663.13

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Solution

The fourth proportional to 272,523.90, 376,080.21 and 151,663.13 is: 209,293.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,523.90 : 376,080.21 = 151,663.13 : x
  2. Step 2: Convert to fraction form
    272,523.90/376,080.21 = 151,663.13/x
  3. Step 3: Cross multiply
    272,523.90x = 376,080.21 × 151,663.13
  4. Step 4: Simplify right side
    272,523.90x = 57,037,499,899.26
  5. Step 5: Solve for x
    x = 57,037,499,899.26/272,523.90
  6. Step 6: Final answer
    x = 209,293.57

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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.