Home / 243,583.29-336,131.33-134,681.32

Finding the Fourth Proportional to 243,583.29, 336,131.33 and 134,681.32

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Solution

The fourth proportional to 243,583.29, 336,131.33 and 134,681.32 is: 185,852.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,583.29 : 336,131.33 = 134,681.32 : x
  2. Step 2: Convert to fraction form
    243,583.29/336,131.33 = 134,681.32/x
  3. Step 3: Cross multiply
    243,583.29x = 336,131.33 × 134,681.32
  4. Step 4: Simplify right side
    243,583.29x = 45,270,611,217.76
  5. Step 5: Solve for x
    x = 45,270,611,217.76/243,583.29
  6. Step 6: Final answer
    x = 185,852.70

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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.