Home / 86,417.28-119,255.49-48,176.37

Finding the Fourth Proportional to 86,417.28, 119,255.49 and 48,176.37

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Solution

The fourth proportional to 86,417.28, 119,255.49 and 48,176.37 is: 66,483.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,417.28 : 119,255.49 = 48,176.37 : x
  2. Step 2: Convert to fraction form
    86,417.28/119,255.49 = 48,176.37/x
  3. Step 3: Cross multiply
    86,417.28x = 119,255.49 × 48,176.37
  4. Step 4: Simplify right side
    86,417.28x = 5,745,296,610.77
  5. Step 5: Solve for x
    x = 5,745,296,610.77/86,417.28
  6. Step 6: Final answer
    x = 66,483.19

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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.