Home / 233,956.39-322,862.95-131,981.53

Finding the Fourth Proportional to 233,956.39, 322,862.95 and 131,981.53

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Solution

The fourth proportional to 233,956.39, 322,862.95 and 131,981.53 is: 182,136.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,956.39 : 322,862.95 = 131,981.53 : x
  2. Step 2: Convert to fraction form
    233,956.39/322,862.95 = 131,981.53/x
  3. Step 3: Cross multiply
    233,956.39x = 322,862.95 × 131,981.53
  4. Step 4: Simplify right side
    233,956.39x = 42,611,946,369.39
  5. Step 5: Solve for x
    x = 42,611,946,369.39/233,956.39
  6. Step 6: Final answer
    x = 182,136.28

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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.