Home / 149,598.87-224,281.56-74,681.43

Finding the Fourth Proportional to 149,598.87, 224,281.56 and 74,681.43

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Solution

The fourth proportional to 149,598.87, 224,281.56 and 74,681.43 is: 111,963.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,598.87 : 224,281.56 = 74,681.43 : x
  2. Step 2: Convert to fraction form
    149,598.87/224,281.56 = 74,681.43/x
  3. Step 3: Cross multiply
    149,598.87x = 224,281.56 × 74,681.43
  4. Step 4: Simplify right side
    149,598.87x = 16,749,667,623.43
  5. Step 5: Solve for x
    x = 16,749,667,623.43/149,598.87
  6. Step 6: Final answer
    x = 111,963.86

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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.