Home / 125,992.02-173,868.95-69,404.58

Finding the Fourth Proportional to 125,992.02, 173,868.95 and 69,404.58

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Solution

The fourth proportional to 125,992.02, 173,868.95 and 69,404.58 is: 95,778.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,992.02 : 173,868.95 = 69,404.58 : x
  2. Step 2: Convert to fraction form
    125,992.02/173,868.95 = 69,404.58/x
  3. Step 3: Cross multiply
    125,992.02x = 173,868.95 × 69,404.58
  4. Step 4: Simplify right side
    125,992.02x = 12,067,301,449.79
  5. Step 5: Solve for x
    x = 12,067,301,449.79/125,992.02
  6. Step 6: Final answer
    x = 95,778.30

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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.