Home / 106,779.90-147,357.18-59,035.26

Finding the Fourth Proportional to 106,779.90, 147,357.18 and 59,035.26

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Solution

The fourth proportional to 106,779.90, 147,357.18 and 59,035.26 is: 81,469.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,779.90 : 147,357.18 = 59,035.26 : x
  2. Step 2: Convert to fraction form
    106,779.90/147,357.18 = 59,035.26/x
  3. Step 3: Cross multiply
    106,779.90x = 147,357.18 × 59,035.26
  4. Step 4: Simplify right side
    106,779.90x = 8,699,269,434.17
  5. Step 5: Solve for x
    x = 8,699,269,434.17/106,779.90
  6. Step 6: Final answer
    x = 81,469.17

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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.