Home / 58,699.89-81,003.65-31,841.51

Finding the Fourth Proportional to 58,699.89, 81,003.65 and 31,841.51

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Solution

The fourth proportional to 58,699.89, 81,003.65 and 31,841.51 is: 43,940.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,699.89 : 81,003.65 = 31,841.51 : x
  2. Step 2: Convert to fraction form
    58,699.89/81,003.65 = 31,841.51/x
  3. Step 3: Cross multiply
    58,699.89x = 81,003.65 × 31,841.51
  4. Step 4: Simplify right side
    58,699.89x = 2,579,277,967.29
  5. Step 5: Solve for x
    x = 2,579,277,967.29/58,699.89
  6. Step 6: Final answer
    x = 43,940.08

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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.