Home / 126,597.03-174,678.62-69,997.47

Finding the Fourth Proportional to 126,597.03, 174,678.62 and 69,997.47

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Solution

The fourth proportional to 126,597.03, 174,678.62 and 69,997.47 is: 96,582.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,597.03 : 174,678.62 = 69,997.47 : x
  2. Step 2: Convert to fraction form
    126,597.03/174,678.62 = 69,997.47/x
  3. Step 3: Cross multiply
    126,597.03x = 174,678.62 × 69,997.47
  4. Step 4: Simplify right side
    126,597.03x = 12,227,061,463.09
  5. Step 5: Solve for x
    x = 12,227,061,463.09/126,597.03
  6. Step 6: Final answer
    x = 96,582.53

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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.