Home / 132,825.66-183,298.23-72,396.30

Finding the Fourth Proportional to 132,825.66, 183,298.23 and 72,396.30

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Solution

The fourth proportional to 132,825.66, 183,298.23 and 72,396.30 is: 99,906.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,825.66 : 183,298.23 = 72,396.30 : x
  2. Step 2: Convert to fraction form
    132,825.66/183,298.23 = 72,396.30/x
  3. Step 3: Cross multiply
    132,825.66x = 183,298.23 × 72,396.30
  4. Step 4: Simplify right side
    132,825.66x = 13,270,113,648.55
  5. Step 5: Solve for x
    x = 13,270,113,648.55/132,825.66
  6. Step 6: Final answer
    x = 99,906.25

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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.