Home / 66,097.10-99,145.65-19,349.97

Finding the Fourth Proportional to 66,097.10, 99,145.65 and 19,349.97

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Solution

The fourth proportional to 66,097.10, 99,145.65 and 19,349.97 is: 29,024.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,097.10 : 99,145.65 = 19,349.97 : x
  2. Step 2: Convert to fraction form
    66,097.10/99,145.65 = 19,349.97/x
  3. Step 3: Cross multiply
    66,097.10x = 99,145.65 × 19,349.97
  4. Step 4: Simplify right side
    66,097.10x = 1,918,465,353.13
  5. Step 5: Solve for x
    x = 1,918,465,353.13/66,097.10
  6. Step 6: Final answer
    x = 29,024.96

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1.5x scale

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.