Home / 86,521.92-119,399.04-48,808.32

Finding the Fourth Proportional to 86,521.92, 119,399.04 and 48,808.32

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Solution

The fourth proportional to 86,521.92, 119,399.04 and 48,808.32 is: 67,354.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,521.92 : 119,399.04 = 48,808.32 : x
  2. Step 2: Convert to fraction form
    86,521.92/119,399.04 = 48,808.32/x
  3. Step 3: Cross multiply
    86,521.92x = 119,399.04 × 48,808.32
  4. Step 4: Simplify right side
    86,521.92x = 5,827,666,552.01
  5. Step 5: Solve for x
    x = 5,827,666,552.01/86,521.92
  6. Step 6: Final answer
    x = 67,354.80

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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.