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Finding the Fourth Proportional to 37,903.55, 56,831.02 and 15,732.23

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Solution

The fourth proportional to 37,903.55, 56,831.02 and 15,732.23 is: 23,588.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,903.55 : 56,831.02 = 15,732.23 : x
  2. Step 2: Convert to fraction form
    37,903.55/56,831.02 = 15,732.23/x
  3. Step 3: Cross multiply
    37,903.55x = 56,831.02 × 15,732.23
  4. Step 4: Simplify right side
    37,903.55x = 894,078,354.29
  5. Step 5: Solve for x
    x = 894,078,354.29/37,903.55
  6. Step 6: Final answer
    x = 23,588.25

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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.