Home / 171,037.26-236,106.36-130,752.72

Finding the Fourth Proportional to 171,037.26, 236,106.36 and 130,752.72

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Solution

The fourth proportional to 171,037.26, 236,106.36 and 130,752.72 is: 180,496.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,037.26 : 236,106.36 = 130,752.72 : x
  2. Step 2: Convert to fraction form
    171,037.26/236,106.36 = 130,752.72/x
  3. Step 3: Cross multiply
    171,037.26x = 236,106.36 × 130,752.72
  4. Step 4: Simplify right side
    171,037.26x = 30,871,548,779.30
  5. Step 5: Solve for x
    x = 30,871,548,779.30/171,037.26
  6. Step 6: Final answer
    x = 180,496.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.