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Finding the Fourth Proportional to 110,039.47, 151,854.62 and 59,738.47

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Solution

The fourth proportional to 110,039.47, 151,854.62 and 59,738.47 is: 82,439.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,039.47 : 151,854.62 = 59,738.47 : x
  2. Step 2: Convert to fraction form
    110,039.47/151,854.62 = 59,738.47/x
  3. Step 3: Cross multiply
    110,039.47x = 151,854.62 × 59,738.47
  4. Step 4: Simplify right side
    110,039.47x = 9,071,562,661.23
  5. Step 5: Solve for x
    x = 9,071,562,661.23/110,039.47
  6. Step 6: Final answer
    x = 82,439.17

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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.