Home / 86,458.57-119,312.59-48,218.16

Finding the Fourth Proportional to 86,458.57, 119,312.59 and 48,218.16

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Solution

The fourth proportional to 86,458.57, 119,312.59 and 48,218.16 is: 66,540.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,458.57 : 119,312.59 = 48,218.16 : x
  2. Step 2: Convert to fraction form
    86,458.57/119,312.59 = 48,218.16/x
  3. Step 3: Cross multiply
    86,458.57x = 119,312.59 × 48,218.16
  4. Step 4: Simplify right side
    86,458.57x = 5,753,033,554.63
  5. Step 5: Solve for x
    x = 5,753,033,554.63/86,458.57
  6. Step 6: Final answer
    x = 66,540.93

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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.