Home / 86,816.20-119,808.54-48,574.48

Finding the Fourth Proportional to 86,816.20, 119,808.54 and 48,574.48

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Solution

The fourth proportional to 86,816.20, 119,808.54 and 48,574.48 is: 67,034.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,816.20 : 119,808.54 = 48,574.48 : x
  2. Step 2: Convert to fraction form
    86,816.20/119,808.54 = 48,574.48/x
  3. Step 3: Cross multiply
    86,816.20x = 119,808.54 × 48,574.48
  4. Step 4: Simplify right side
    86,816.20x = 5,819,637,530.06
  5. Step 5: Solve for x
    x = 5,819,637,530.06/86,816.20
  6. Step 6: Final answer
    x = 67,034.00

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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.