Home / 107,056.26-147,746.61-59,314.05

Finding the Fourth Proportional to 107,056.26, 147,746.61 and 59,314.05

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Solution

The fourth proportional to 107,056.26, 147,746.61 and 59,314.05 is: 81,858.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,056.26 : 147,746.61 = 59,314.05 : x
  2. Step 2: Convert to fraction form
    107,056.26/147,746.61 = 59,314.05/x
  3. Step 3: Cross multiply
    107,056.26x = 147,746.61 × 59,314.05
  4. Step 4: Simplify right side
    107,056.26x = 8,763,449,812.87
  5. Step 5: Solve for x
    x = 8,763,449,812.87/107,056.26
  6. Step 6: Final answer
    x = 81,858.36

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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.