Home / 282,382.02-389,686.35-169,204.77

Finding the Fourth Proportional to 282,382.02, 389,686.35 and 169,204.77

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Solution

The fourth proportional to 282,382.02, 389,686.35 and 169,204.77 is: 233,502.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,382.02 : 389,686.35 = 169,204.77 : x
  2. Step 2: Convert to fraction form
    282,382.02/389,686.35 = 169,204.77/x
  3. Step 3: Cross multiply
    282,382.02x = 389,686.35 × 169,204.77
  4. Step 4: Simplify right side
    282,382.02x = 65,936,789,223.89
  5. Step 5: Solve for x
    x = 65,936,789,223.89/282,382.02
  6. Step 6: Final answer
    x = 233,502.08

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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.