Home / 174,837.90-261,692.88-90,482.01

Finding the Fourth Proportional to 174,837.90, 261,692.88 and 90,482.01

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Solution

The fourth proportional to 174,837.90, 261,692.88 and 90,482.01 is: 135,431.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,837.90 : 261,692.88 = 90,482.01 : x
  2. Step 2: Convert to fraction form
    174,837.90/261,692.88 = 90,482.01/x
  3. Step 3: Cross multiply
    174,837.90x = 261,692.88 × 90,482.01
  4. Step 4: Simplify right side
    174,837.90x = 23,678,497,785.09
  5. Step 5: Solve for x
    x = 23,678,497,785.09/174,837.90
  6. Step 6: Final answer
    x = 135,431.15

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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.