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Finding the Fourth Proportional to 32,530.71, 48,762.81 and 18,461.01

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Solution

The fourth proportional to 32,530.71, 48,762.81 and 18,461.01 is: 27,672.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,530.71 : 48,762.81 = 18,461.01 : x
  2. Step 2: Convert to fraction form
    32,530.71/48,762.81 = 18,461.01/x
  3. Step 3: Cross multiply
    32,530.71x = 48,762.81 × 18,461.01
  4. Step 4: Simplify right side
    32,530.71x = 900,210,723.04
  5. Step 5: Solve for x
    x = 900,210,723.04/32,530.71
  6. Step 6: Final answer
    x = 27,672.64

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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.