Home / 106,818.35-147,412.94-59,068.85

Finding the Fourth Proportional to 106,818.35, 147,412.94 and 59,068.85

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Solution

The fourth proportional to 106,818.35, 147,412.94 and 59,068.85 is: 81,517.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,818.35 : 147,412.94 = 59,068.85 : x
  2. Step 2: Convert to fraction form
    106,818.35/147,412.94 = 59,068.85/x
  3. Step 3: Cross multiply
    106,818.35x = 147,412.94 × 59,068.85
  4. Step 4: Simplify right side
    106,818.35x = 8,707,511,808.51
  5. Step 5: Solve for x
    x = 8,707,511,808.51/106,818.35
  6. Step 6: Final answer
    x = 81,517.01

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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.