Home / 74,951.12-103,427.88-41,417.84

Finding the Fourth Proportional to 74,951.12, 103,427.88 and 41,417.84

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Solution

The fourth proportional to 74,951.12, 103,427.88 and 41,417.84 is: 57,154.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,951.12 : 103,427.88 = 41,417.84 : x
  2. Step 2: Convert to fraction form
    74,951.12/103,427.88 = 41,417.84/x
  3. Step 3: Cross multiply
    74,951.12x = 103,427.88 × 41,417.84
  4. Step 4: Simplify right side
    74,951.12x = 4,283,759,385.38
  5. Step 5: Solve for x
    x = 4,283,759,385.38/74,951.12
  6. Step 6: Final answer
    x = 57,154.04

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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.