Home / 74,080.08-111,145.08-23,487.38

Finding the Fourth Proportional to 74,080.08, 111,145.08 and 23,487.38

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Solution

The fourth proportional to 74,080.08, 111,145.08 and 23,487.38 is: 35,238.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,080.08 : 111,145.08 = 23,487.38 : x
  2. Step 2: Convert to fraction form
    74,080.08/111,145.08 = 23,487.38/x
  3. Step 3: Cross multiply
    74,080.08x = 111,145.08 × 23,487.38
  4. Step 4: Simplify right side
    74,080.08x = 2,610,506,678.24
  5. Step 5: Solve for x
    x = 2,610,506,678.24/74,080.08
  6. Step 6: Final answer
    x = 35,238.98

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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.