Home / 99,549.81-149,308.92-32,987.25

Finding the Fourth Proportional to 99,549.81, 149,308.92 and 32,987.25

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Solution

The fourth proportional to 99,549.81, 149,308.92 and 32,987.25 is: 49,475.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,549.81 : 149,308.92 = 32,987.25 : x
  2. Step 2: Convert to fraction form
    99,549.81/149,308.92 = 32,987.25/x
  3. Step 3: Cross multiply
    99,549.81x = 149,308.92 × 32,987.25
  4. Step 4: Simplify right side
    99,549.81x = 4,925,290,671.27
  5. Step 5: Solve for x
    x = 4,925,290,671.27/99,549.81
  6. Step 6: Final answer
    x = 49,475.64

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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.