Home / 106,405.51-146,841.23-58,007.47

Finding the Fourth Proportional to 106,405.51, 146,841.23 and 58,007.47

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Solution

The fourth proportional to 106,405.51, 146,841.23 and 58,007.47 is: 80,051.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,405.51 : 146,841.23 = 58,007.47 : x
  2. Step 2: Convert to fraction form
    106,405.51/146,841.23 = 58,007.47/x
  3. Step 3: Cross multiply
    106,405.51x = 146,841.23 × 58,007.47
  4. Step 4: Simplify right side
    106,405.51x = 8,517,887,219.74
  5. Step 5: Solve for x
    x = 8,517,887,219.74/106,405.51
  6. Step 6: Final answer
    x = 80,051.19

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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.