Home / 106,365.08-146,784.78-58,620.16

Finding the Fourth Proportional to 106,365.08, 146,784.78 and 58,620.16

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Solution

The fourth proportional to 106,365.08, 146,784.78 and 58,620.16 is: 80,896.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,365.08 : 146,784.78 = 58,620.16 : x
  2. Step 2: Convert to fraction form
    106,365.08/146,784.78 = 58,620.16/x
  3. Step 3: Cross multiply
    106,365.08x = 146,784.78 × 58,620.16
  4. Step 4: Simplify right side
    106,365.08x = 8,604,547,289.16
  5. Step 5: Solve for x
    x = 8,604,547,289.16/106,365.08
  6. Step 6: Final answer
    x = 80,896.36

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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.