Home / 272,180.68-375,588-151,314.60

Finding the Fourth Proportional to 272,180.68, 375,588 and 151,314.60

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Solution

The fourth proportional to 272,180.68, 375,588 and 151,314.60 is: 208,802.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,180.68 : 375,588 = 151,314.60 : x
  2. Step 2: Convert to fraction form
    272,180.68/375,588 = 151,314.60/x
  3. Step 3: Cross multiply
    272,180.68x = 375,588 × 151,314.60
  4. Step 4: Simplify right side
    272,180.68x = 56,831,947,984.80
  5. Step 5: Solve for x
    x = 56,831,947,984.80/272,180.68
  6. Step 6: Final answer
    x = 208,802.29

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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.