Home / 106,116.91-146,438.25-58,370.25

Finding the Fourth Proportional to 106,116.91, 146,438.25 and 58,370.25

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Solution

The fourth proportional to 106,116.91, 146,438.25 and 58,370.25 is: 80,549.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,116.91 : 146,438.25 = 58,370.25 : x
  2. Step 2: Convert to fraction form
    106,116.91/146,438.25 = 58,370.25/x
  3. Step 3: Cross multiply
    106,116.91x = 146,438.25 × 58,370.25
  4. Step 4: Simplify right side
    106,116.91x = 8,547,636,529.87
  5. Step 5: Solve for x
    x = 8,547,636,529.87/106,116.91
  6. Step 6: Final answer
    x = 80,549.24

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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.