Home / 308,053.06-461,962.95-120,962.50

Finding the Fourth Proportional to 308,053.06, 461,962.95 and 120,962.50

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Solution

The fourth proportional to 308,053.06, 461,962.95 and 120,962.50 is: 181,397.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,053.06 : 461,962.95 = 120,962.50 : x
  2. Step 2: Convert to fraction form
    308,053.06/461,962.95 = 120,962.50/x
  3. Step 3: Cross multiply
    308,053.06x = 461,962.95 × 120,962.50
  4. Step 4: Simplify right side
    308,053.06x = 55,880,193,339.38
  5. Step 5: Solve for x
    x = 55,880,193,339.38/308,053.06
  6. Step 6: Final answer
    x = 181,397.95

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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.