Home / 98,753.94-148,130.19-39,588.74

Finding the Fourth Proportional to 98,753.94, 148,130.19 and 39,588.74

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Solution

The fourth proportional to 98,753.94, 148,130.19 and 39,588.74 is: 59,382.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,753.94 : 148,130.19 = 39,588.74 : x
  2. Step 2: Convert to fraction form
    98,753.94/148,130.19 = 39,588.74/x
  3. Step 3: Cross multiply
    98,753.94x = 148,130.19 × 39,588.74
  4. Step 4: Simplify right side
    98,753.94x = 5,864,287,578.06
  5. Step 5: Solve for x
    x = 5,864,287,578.06/98,753.94
  6. Step 6: Final answer
    x = 59,382.82

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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.