Home / 126,262.08-174,240-69,672

Finding the Fourth Proportional to 126,262.08, 174,240 and 69,672

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Solution

The fourth proportional to 126,262.08, 174,240 and 69,672 is: 96,146.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,262.08 : 174,240 = 69,672 : x
  2. Step 2: Convert to fraction form
    126,262.08/174,240 = 69,672/x
  3. Step 3: Cross multiply
    126,262.08x = 174,240 × 69,672
  4. Step 4: Simplify right side
    126,262.08x = 12,139,649,280
  5. Step 5: Solve for x
    x = 12,139,649,280/126,262.08
  6. Step 6: Final answer
    x = 96,146.44

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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.