Home / 105,349.08-145,372.42-60,025.33

Finding the Fourth Proportional to 105,349.08, 145,372.42 and 60,025.33

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Solution

The fourth proportional to 105,349.08, 145,372.42 and 60,025.33 is: 82,829.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,349.08 : 145,372.42 = 60,025.33 : x
  2. Step 2: Convert to fraction form
    105,349.08/145,372.42 = 60,025.33/x
  3. Step 3: Cross multiply
    105,349.08x = 145,372.42 × 60,025.33
  4. Step 4: Simplify right side
    105,349.08x = 8,726,027,483.40
  5. Step 5: Solve for x
    x = 8,726,027,483.40/105,349.08
  6. Step 6: Final answer
    x = 82,829.65

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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.