Home / 104,903.90-144,779.68-58,963.60

Finding the Fourth Proportional to 104,903.90, 144,779.68 and 58,963.60

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Solution

The fourth proportional to 104,903.90, 144,779.68 and 58,963.60 is: 81,376.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,903.90 : 144,779.68 = 58,963.60 : x
  2. Step 2: Convert to fraction form
    104,903.90/144,779.68 = 58,963.60/x
  3. Step 3: Cross multiply
    104,903.90x = 144,779.68 × 58,963.60
  4. Step 4: Simplify right side
    104,903.90x = 8,536,731,139.65
  5. Step 5: Solve for x
    x = 8,536,731,139.65/104,903.90
  6. Step 6: Final answer
    x = 81,376.68

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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.