Home / 233,220.06-349,828.90-91,079.77

Finding the Fourth Proportional to 233,220.06, 349,828.90 and 91,079.77

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Solution

The fourth proportional to 233,220.06, 349,828.90 and 91,079.77 is: 136,619.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,220.06 : 349,828.90 = 91,079.77 : x
  2. Step 2: Convert to fraction form
    233,220.06/349,828.90 = 91,079.77/x
  3. Step 3: Cross multiply
    233,220.06x = 349,828.90 × 91,079.77
  4. Step 4: Simplify right side
    233,220.06x = 31,862,334,577.28
  5. Step 5: Solve for x
    x = 31,862,334,577.28/233,220.06
  6. Step 6: Final answer
    x = 136,619.19

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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.