Home / 102,283.92-153,376.65-43,087.32

Finding the Fourth Proportional to 102,283.92, 153,376.65 and 43,087.32

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Solution

The fourth proportional to 102,283.92, 153,376.65 and 43,087.32 is: 64,610.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,283.92 : 153,376.65 = 43,087.32 : x
  2. Step 2: Convert to fraction form
    102,283.92/153,376.65 = 43,087.32/x
  3. Step 3: Cross multiply
    102,283.92x = 153,376.65 × 43,087.32
  4. Step 4: Simplify right side
    102,283.92x = 6,608,588,799.08
  5. Step 5: Solve for x
    x = 6,608,588,799.08/102,283.92
  6. Step 6: Final answer
    x = 64,610.24

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.