Home / 43,184.39-64,763.51-15,099.21

Finding the Fourth Proportional to 43,184.39, 64,763.51 and 15,099.21

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Solution

The fourth proportional to 43,184.39, 64,763.51 and 15,099.21 is: 22,644.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,184.39 : 64,763.51 = 15,099.21 : x
  2. Step 2: Convert to fraction form
    43,184.39/64,763.51 = 15,099.21/x
  3. Step 3: Cross multiply
    43,184.39x = 64,763.51 × 15,099.21
  4. Step 4: Simplify right side
    43,184.39x = 977,878,056.36
  5. Step 5: Solve for x
    x = 977,878,056.36/43,184.39
  6. Step 6: Final answer
    x = 22,644.25

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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.