Home / 205,681.07-308,560.22-93,369.17

Finding the Fourth Proportional to 205,681.07, 308,560.22 and 93,369.17

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Solution

The fourth proportional to 205,681.07, 308,560.22 and 93,369.17 is: 140,071.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,681.07 : 308,560.22 = 93,369.17 : x
  2. Step 2: Convert to fraction form
    205,681.07/308,560.22 = 93,369.17/x
  3. Step 3: Cross multiply
    205,681.07x = 308,560.22 × 93,369.17
  4. Step 4: Simplify right side
    205,681.07x = 28,810,011,636.42
  5. Step 5: Solve for x
    x = 28,810,011,636.42/205,681.07
  6. Step 6: Final answer
    x = 140,071.28

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.