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Finding the Fourth Proportional to 158,496.32, 237,742.08 and 38,554.40

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Solution

The fourth proportional to 158,496.32, 237,742.08 and 38,554.40 is: 57,831.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,496.32 : 237,742.08 = 38,554.40 : x
  2. Step 2: Convert to fraction form
    158,496.32/237,742.08 = 38,554.40/x
  3. Step 3: Cross multiply
    158,496.32x = 237,742.08 × 38,554.40
  4. Step 4: Simplify right side
    158,496.32x = 9,166,003,249.15
  5. Step 5: Solve for x
    x = 9,166,003,249.15/158,496.32
  6. Step 6: Final answer
    x = 57,831.02

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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.