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Finding the Fourth Proportional to 101,315.79, 151,925.99 and 59,208.03

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Solution

The fourth proportional to 101,315.79, 151,925.99 and 59,208.03 is: 88,784.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,315.79 : 151,925.99 = 59,208.03 : x
  2. Step 2: Convert to fraction form
    101,315.79/151,925.99 = 59,208.03/x
  3. Step 3: Cross multiply
    101,315.79x = 151,925.99 × 59,208.03
  4. Step 4: Simplify right side
    101,315.79x = 8,995,238,277.66
  5. Step 5: Solve for x
    x = 8,995,238,277.66/101,315.79
  6. Step 6: Final answer
    x = 88,784.17

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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.