Home / 58,767.12-88,111.53-21,322.34

Finding the Fourth Proportional to 58,767.12, 88,111.53 and 21,322.34

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Solution

The fourth proportional to 58,767.12, 88,111.53 and 21,322.34 is: 31,969.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,767.12 : 88,111.53 = 21,322.34 : x
  2. Step 2: Convert to fraction form
    58,767.12/88,111.53 = 21,322.34/x
  3. Step 3: Cross multiply
    58,767.12x = 88,111.53 × 21,322.34
  4. Step 4: Simplify right side
    58,767.12x = 1,878,743,560.02
  5. Step 5: Solve for x
    x = 1,878,743,560.02/58,767.12
  6. Step 6: Final answer
    x = 31,969.30

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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.