Home / 86,336.49-119,133.51-48,086.40

Finding the Fourth Proportional to 86,336.49, 119,133.51 and 48,086.40

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Solution

The fourth proportional to 86,336.49, 119,133.51 and 48,086.40 is: 66,353.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,336.49 : 119,133.51 = 48,086.40 : x
  2. Step 2: Convert to fraction form
    86,336.49/119,133.51 = 48,086.40/x
  3. Step 3: Cross multiply
    86,336.49x = 119,133.51 × 48,086.40
  4. Step 4: Simplify right side
    86,336.49x = 5,728,700,779.16
  5. Step 5: Solve for x
    x = 5,728,700,779.16/86,336.49
  6. Step 6: Final answer
    x = 66,353.19

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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.