Home / 103,652.10-155,510.96-37,090.75

Finding the Fourth Proportional to 103,652.10, 155,510.96 and 37,090.75

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Solution

The fourth proportional to 103,652.10, 155,510.96 and 37,090.75 is: 55,647.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,652.10 : 155,510.96 = 37,090.75 : x
  2. Step 2: Convert to fraction form
    103,652.10/155,510.96 = 37,090.75/x
  3. Step 3: Cross multiply
    103,652.10x = 155,510.96 × 37,090.75
  4. Step 4: Simplify right side
    103,652.10x = 5,768,018,139.62
  5. Step 5: Solve for x
    x = 5,768,018,139.62/103,652.10
  6. Step 6: Final answer
    x = 55,647.87

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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.