Home / 86,330.54-119,203.71-67,521.26

Finding the Fourth Proportional to 86,330.54, 119,203.71 and 67,521.26

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Solution

The fourth proportional to 86,330.54, 119,203.71 and 67,521.26 is: 93,232.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,330.54 : 119,203.71 = 67,521.26 : x
  2. Step 2: Convert to fraction form
    86,330.54/119,203.71 = 67,521.26/x
  3. Step 3: Cross multiply
    86,330.54x = 119,203.71 × 67,521.26
  4. Step 4: Simplify right side
    86,330.54x = 8,048,784,695.87
  5. Step 5: Solve for x
    x = 8,048,784,695.87/86,330.54
  6. Step 6: Final answer
    x = 93,232.18

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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.