Home / 86,957.39-119,973.94-48,711.77

Finding the Fourth Proportional to 86,957.39, 119,973.94 and 48,711.77

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Solution

The fourth proportional to 86,957.39, 119,973.94 and 48,711.77 is: 67,206.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,957.39 : 119,973.94 = 48,711.77 : x
  2. Step 2: Convert to fraction form
    86,957.39/119,973.94 = 48,711.77/x
  3. Step 3: Cross multiply
    86,957.39x = 119,973.94 × 48,711.77
  4. Step 4: Simplify right side
    86,957.39x = 5,844,142,882.20
  5. Step 5: Solve for x
    x = 5,844,142,882.20/86,957.39
  6. Step 6: Final answer
    x = 67,206.98

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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.