Home / 86,588.15-119,490.50-48,348.35

Finding the Fourth Proportional to 86,588.15, 119,490.50 and 48,348.35

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Solution

The fourth proportional to 86,588.15, 119,490.50 and 48,348.35 is: 66,720.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,588.15 : 119,490.50 = 48,348.35 : x
  2. Step 2: Convert to fraction form
    86,588.15/119,490.50 = 48,348.35/x
  3. Step 3: Cross multiply
    86,588.15x = 119,490.50 × 48,348.35
  4. Step 4: Simplify right side
    86,588.15x = 5,777,167,676.48
  5. Step 5: Solve for x
    x = 5,777,167,676.48/86,588.15
  6. Step 6: Final answer
    x = 66,720.08

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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.