Home / 89,957.25-124,151.94-52,231.50

Finding the Fourth Proportional to 89,957.25, 124,151.94 and 52,231.50

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Solution

The fourth proportional to 89,957.25, 124,151.94 and 52,231.50 is: 72,085.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,957.25 : 124,151.94 = 52,231.50 : x
  2. Step 2: Convert to fraction form
    89,957.25/124,151.94 = 52,231.50/x
  3. Step 3: Cross multiply
    89,957.25x = 124,151.94 × 52,231.50
  4. Step 4: Simplify right side
    89,957.25x = 6,484,642,054.11
  5. Step 5: Solve for x
    x = 6,484,642,054.11/89,957.25
  6. Step 6: Final answer
    x = 72,085.82

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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.