Home / 106,526.48-147,006.39-58,779.81

Finding the Fourth Proportional to 106,526.48, 147,006.39 and 58,779.81

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Solution

The fourth proportional to 106,526.48, 147,006.39 and 58,779.81 is: 81,116.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,526.48 : 147,006.39 = 58,779.81 : x
  2. Step 2: Convert to fraction form
    106,526.48/147,006.39 = 58,779.81/x
  3. Step 3: Cross multiply
    106,526.48x = 147,006.39 × 58,779.81
  4. Step 4: Simplify right side
    106,526.48x = 8,641,007,893.41
  5. Step 5: Solve for x
    x = 8,641,007,893.41/106,526.48
  6. Step 6: Final answer
    x = 81,116.06

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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.