Home / 32,877.80-45,371.68-30,366.40

Finding the Fourth Proportional to 32,877.80, 45,371.68 and 30,366.40

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Solution

The fourth proportional to 32,877.80, 45,371.68 and 30,366.40 is: 41,905.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,877.80 : 45,371.68 = 30,366.40 : x
  2. Step 2: Convert to fraction form
    32,877.80/45,371.68 = 30,366.40/x
  3. Step 3: Cross multiply
    32,877.80x = 45,371.68 × 30,366.40
  4. Step 4: Simplify right side
    32,877.80x = 1,377,774,583.55
  5. Step 5: Solve for x
    x = 1,377,774,583.55/32,877.80
  6. Step 6: Final answer
    x = 41,905.92

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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.