Home / 125,485.08-173,173.02-71,033.04

Finding the Fourth Proportional to 125,485.08, 173,173.02 and 71,033.04

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Solution

The fourth proportional to 125,485.08, 173,173.02 and 71,033.04 is: 98,027.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,485.08 : 173,173.02 = 71,033.04 : x
  2. Step 2: Convert to fraction form
    125,485.08/173,173.02 = 71,033.04/x
  3. Step 3: Cross multiply
    125,485.08x = 173,173.02 × 71,033.04
  4. Step 4: Simplify right side
    125,485.08x = 12,301,006,056.58
  5. Step 5: Solve for x
    x = 12,301,006,056.58/125,485.08
  6. Step 6: Final answer
    x = 98,027.64

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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.