Home / 232,818.69-321,316.43-129,463.19

Finding the Fourth Proportional to 232,818.69, 321,316.43 and 129,463.19

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Solution

The fourth proportional to 232,818.69, 321,316.43 and 129,463.19 is: 178,674.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,818.69 : 321,316.43 = 129,463.19 : x
  2. Step 2: Convert to fraction form
    232,818.69/321,316.43 = 129,463.19/x
  3. Step 3: Cross multiply
    232,818.69x = 321,316.43 × 129,463.19
  4. Step 4: Simplify right side
    232,818.69x = 41,598,649,430.10
  5. Step 5: Solve for x
    x = 41,598,649,430.10/232,818.69
  6. Step 6: Final answer
    x = 178,674.01

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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.