Home / 182,272.60-251,511.78-101,688.40

Finding the Fourth Proportional to 182,272.60, 251,511.78 and 101,688.40

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Solution

The fourth proportional to 182,272.60, 251,511.78 and 101,688.40 is: 140,316.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,272.60 : 251,511.78 = 101,688.40 : x
  2. Step 2: Convert to fraction form
    182,272.60/251,511.78 = 101,688.40/x
  3. Step 3: Cross multiply
    182,272.60x = 251,511.78 × 101,688.40
  4. Step 4: Simplify right side
    182,272.60x = 25,575,830,489.35
  5. Step 5: Solve for x
    x = 25,575,830,489.35/182,272.60
  6. Step 6: Final answer
    x = 140,316.37

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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.