Home / 107,163.41-147,886.16-59,417.55

Finding the Fourth Proportional to 107,163.41, 147,886.16 and 59,417.55

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Solution

The fourth proportional to 107,163.41, 147,886.16 and 59,417.55 is: 81,996.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,163.41 : 147,886.16 = 59,417.55 : x
  2. Step 2: Convert to fraction form
    107,163.41/147,886.16 = 59,417.55/x
  3. Step 3: Cross multiply
    107,163.41x = 147,886.16 × 59,417.55
  4. Step 4: Simplify right side
    107,163.41x = 8,787,033,009.02
  5. Step 5: Solve for x
    x = 8,787,033,009.02/107,163.41
  6. Step 6: Final answer
    x = 81,996.58

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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.