Home / 233,241.79-321,972.98-156,805.22

Finding the Fourth Proportional to 233,241.79, 321,972.98 and 156,805.22

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Solution

The fourth proportional to 233,241.79, 321,972.98 and 156,805.22 is: 216,457.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,241.79 : 321,972.98 = 156,805.22 : x
  2. Step 2: Convert to fraction form
    233,241.79/321,972.98 = 156,805.22/x
  3. Step 3: Cross multiply
    233,241.79x = 321,972.98 × 156,805.22
  4. Step 4: Simplify right side
    233,241.79x = 50,487,041,569.06
  5. Step 5: Solve for x
    x = 50,487,041,569.06/233,241.79
  6. Step 6: Final answer
    x = 216,457.96

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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.