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Finding the Fourth Proportional to 107,079.48, 147,767.48 and 59,332.41

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Solution

The fourth proportional to 107,079.48, 147,767.48 and 59,332.41 is: 81,877.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,079.48 : 147,767.48 = 59,332.41 : x
  2. Step 2: Convert to fraction form
    107,079.48/147,767.48 = 59,332.41/x
  3. Step 3: Cross multiply
    107,079.48x = 147,767.48 × 59,332.41
  4. Step 4: Simplify right side
    107,079.48x = 8,767,401,410.49
  5. Step 5: Solve for x
    x = 8,767,401,410.49/107,079.48
  6. Step 6: Final answer
    x = 81,877.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.