Home / 89,957.07-124,151.72-52,231.32

Finding the Fourth Proportional to 89,957.07, 124,151.72 and 52,231.32

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Solution

The fourth proportional to 89,957.07, 124,151.72 and 52,231.32 is: 72,085.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,957.07 : 124,151.72 = 52,231.32 : x
  2. Step 2: Convert to fraction form
    89,957.07/124,151.72 = 52,231.32/x
  3. Step 3: Cross multiply
    89,957.07x = 124,151.72 × 52,231.32
  4. Step 4: Simplify right side
    89,957.07x = 6,484,607,954.71
  5. Step 5: Solve for x
    x = 6,484,607,954.71/89,957.07
  6. Step 6: Final answer
    x = 72,085.58

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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.