Home / 132,618.02-183,036.58-84,869.73

Finding the Fourth Proportional to 132,618.02, 183,036.58 and 84,869.73

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Solution

The fourth proportional to 132,618.02, 183,036.58 and 84,869.73 is: 117,135.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,618.02 : 183,036.58 = 84,869.73 : x
  2. Step 2: Convert to fraction form
    132,618.02/183,036.58 = 84,869.73/x
  3. Step 3: Cross multiply
    132,618.02x = 183,036.58 × 84,869.73
  4. Step 4: Simplify right side
    132,618.02x = 15,534,265,124.72
  5. Step 5: Solve for x
    x = 15,534,265,124.72/132,618.02
  6. Step 6: Final answer
    x = 117,135.40

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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.