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Finding the Fourth Proportional to 75,373.50, 104,017.06 and 43,111.07

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Solution

The fourth proportional to 75,373.50, 104,017.06 and 43,111.07 is: 59,494.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,373.50 : 104,017.06 = 43,111.07 : x
  2. Step 2: Convert to fraction form
    75,373.50/104,017.06 = 43,111.07/x
  3. Step 3: Cross multiply
    75,373.50x = 104,017.06 × 43,111.07
  4. Step 4: Simplify right side
    75,373.50x = 4,484,286,678.72
  5. Step 5: Solve for x
    x = 4,484,286,678.72/75,373.50
  6. Step 6: Final answer
    x = 59,494.20

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1.5x scale

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.