Home / 136,157.10-204,315.57-57,265.26

Finding the Fourth Proportional to 136,157.10, 204,315.57 and 57,265.26

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Solution

The fourth proportional to 136,157.10, 204,315.57 and 57,265.26 is: 85,931.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,157.10 : 204,315.57 = 57,265.26 : x
  2. Step 2: Convert to fraction form
    136,157.10/204,315.57 = 57,265.26/x
  3. Step 3: Cross multiply
    136,157.10x = 204,315.57 × 57,265.26
  4. Step 4: Simplify right side
    136,157.10x = 11,700,184,238.10
  5. Step 5: Solve for x
    x = 11,700,184,238.10/136,157.10
  6. Step 6: Final answer
    x = 85,931.50

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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.