Home / 106,935.22-147,555.15-59,188.45

Finding the Fourth Proportional to 106,935.22, 147,555.15 and 59,188.45

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Solution

The fourth proportional to 106,935.22, 147,555.15 and 59,188.45 is: 81,671.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,935.22 : 147,555.15 = 59,188.45 : x
  2. Step 2: Convert to fraction form
    106,935.22/147,555.15 = 59,188.45/x
  3. Step 3: Cross multiply
    106,935.22x = 147,555.15 × 59,188.45
  4. Step 4: Simplify right side
    106,935.22x = 8,733,560,636.77
  5. Step 5: Solve for x
    x = 8,733,560,636.77/106,935.22
  6. Step 6: Final answer
    x = 81,671.51

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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.