Home / 74,013.40-111,036.30-36,591.40

Finding the Fourth Proportional to 74,013.40, 111,036.30 and 36,591.40

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Solution

The fourth proportional to 74,013.40, 111,036.30 and 36,591.40 is: 54,895.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,013.40 : 111,036.30 = 36,591.40 : x
  2. Step 2: Convert to fraction form
    74,013.40/111,036.30 = 36,591.40/x
  3. Step 3: Cross multiply
    74,013.40x = 111,036.30 × 36,591.40
  4. Step 4: Simplify right side
    74,013.40x = 4,062,973,667.82
  5. Step 5: Solve for x
    x = 4,062,973,667.82/74,013.40
  6. Step 6: Final answer
    x = 54,895.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.