Home / 58,696.25-81,000.56-31,838.77

Finding the Fourth Proportional to 58,696.25, 81,000.56 and 31,838.77

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Solution

The fourth proportional to 58,696.25, 81,000.56 and 31,838.77 is: 43,937.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,696.25 : 81,000.56 = 31,838.77 : x
  2. Step 2: Convert to fraction form
    58,696.25/81,000.56 = 31,838.77/x
  3. Step 3: Cross multiply
    58,696.25x = 81,000.56 × 31,838.77
  4. Step 4: Simplify right side
    58,696.25x = 2,578,958,201.47
  5. Step 5: Solve for x
    x = 2,578,958,201.47/58,696.25
  6. Step 6: Final answer
    x = 43,937.36

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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.