Home / 132,111.40-182,322.64-74,750.64

Finding the Fourth Proportional to 132,111.40, 182,322.64 and 74,750.64

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Solution

The fourth proportional to 132,111.40, 182,322.64 and 74,750.64 is: 103,160.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,111.40 : 182,322.64 = 74,750.64 : x
  2. Step 2: Convert to fraction form
    132,111.40/182,322.64 = 74,750.64/x
  3. Step 3: Cross multiply
    132,111.40x = 182,322.64 × 74,750.64
  4. Step 4: Simplify right side
    132,111.40x = 13,628,734,026.49
  5. Step 5: Solve for x
    x = 13,628,734,026.49/132,111.40
  6. Step 6: Final answer
    x = 103,160.92

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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.