Home / 97,170.44-145,622.61-49,686.21

Finding the Fourth Proportional to 97,170.44, 145,622.61 and 49,686.21

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Solution

The fourth proportional to 97,170.44, 145,622.61 and 49,686.21 is: 74,461.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,170.44 : 145,622.61 = 49,686.21 : x
  2. Step 2: Convert to fraction form
    97,170.44/145,622.61 = 49,686.21/x
  3. Step 3: Cross multiply
    97,170.44x = 145,622.61 × 49,686.21
  4. Step 4: Simplify right side
    97,170.44x = 7,235,435,581.21
  5. Step 5: Solve for x
    x = 7,235,435,581.21/97,170.44
  6. Step 6: Final answer
    x = 74,461.29

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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.