Home / 124,460.26-171,704.98-72,037.75

Finding the Fourth Proportional to 124,460.26, 171,704.98 and 72,037.75

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Solution

The fourth proportional to 124,460.26, 171,704.98 and 72,037.75 is: 99,383.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,460.26 : 171,704.98 = 72,037.75 : x
  2. Step 2: Convert to fraction form
    124,460.26/171,704.98 = 72,037.75/x
  3. Step 3: Cross multiply
    124,460.26x = 171,704.98 × 72,037.75
  4. Step 4: Simplify right side
    124,460.26x = 12,369,239,813.64
  5. Step 5: Solve for x
    x = 12,369,239,813.64/124,460.26
  6. Step 6: Final answer
    x = 99,383.05

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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.