Home / 105,895.44-146,151-63,457.92

Finding the Fourth Proportional to 105,895.44, 146,151 and 63,457.92

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Solution

The fourth proportional to 105,895.44, 146,151 and 63,457.92 is: 87,581.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,895.44 : 146,151 = 63,457.92 : x
  2. Step 2: Convert to fraction form
    105,895.44/146,151 = 63,457.92/x
  3. Step 3: Cross multiply
    105,895.44x = 146,151 × 63,457.92
  4. Step 4: Simplify right side
    105,895.44x = 9,274,438,465.92
  5. Step 5: Solve for x
    x = 9,274,438,465.92/105,895.44
  6. Step 6: Final answer
    x = 87,581.09

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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.