Home / 106,577.19-147,081.42-61,269.84

Finding the Fourth Proportional to 106,577.19, 147,081.42 and 61,269.84

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Solution

The fourth proportional to 106,577.19, 147,081.42 and 61,269.84 is: 84,555.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,577.19 : 147,081.42 = 61,269.84 : x
  2. Step 2: Convert to fraction form
    106,577.19/147,081.42 = 61,269.84/x
  3. Step 3: Cross multiply
    106,577.19x = 147,081.42 × 61,269.84
  4. Step 4: Simplify right side
    106,577.19x = 9,011,655,070.37
  5. Step 5: Solve for x
    x = 9,011,655,070.37/106,577.19
  6. Step 6: Final answer
    x = 84,555.19

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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.