Home / 86,400.84-119,154.08-59,216.43

Finding the Fourth Proportional to 86,400.84, 119,154.08 and 59,216.43

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Solution

The fourth proportional to 86,400.84, 119,154.08 and 59,216.43 is: 81,664.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,400.84 : 119,154.08 = 59,216.43 : x
  2. Step 2: Convert to fraction form
    86,400.84/119,154.08 = 59,216.43/x
  3. Step 3: Cross multiply
    86,400.84x = 119,154.08 × 59,216.43
  4. Step 4: Simplify right side
    86,400.84x = 7,055,879,237.53
  5. Step 5: Solve for x
    x = 7,055,879,237.53/86,400.84
  6. Step 6: Final answer
    x = 81,664.47

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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.