Home / 374,345.10-561,517.65-108,114.30

Finding the Fourth Proportional to 374,345.10, 561,517.65 and 108,114.30

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Solution

The fourth proportional to 374,345.10, 561,517.65 and 108,114.30 is: 162,171.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,345.10 : 561,517.65 = 108,114.30 : x
  2. Step 2: Convert to fraction form
    374,345.10/561,517.65 = 108,114.30/x
  3. Step 3: Cross multiply
    374,345.10x = 561,517.65 × 108,114.30
  4. Step 4: Simplify right side
    374,345.10x = 60,708,087,667.40
  5. Step 5: Solve for x
    x = 60,708,087,667.40/374,345.10
  6. Step 6: Final answer
    x = 162,171.45

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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.