Home / 282,341.68-389,580.69-159,833.23

Finding the Fourth Proportional to 282,341.68, 389,580.69 and 159,833.23

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Solution

The fourth proportional to 282,341.68, 389,580.69 and 159,833.23 is: 220,541.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,341.68 : 389,580.69 = 159,833.23 : x
  2. Step 2: Convert to fraction form
    282,341.68/389,580.69 = 159,833.23/x
  3. Step 3: Cross multiply
    282,341.68x = 389,580.69 × 159,833.23
  4. Step 4: Simplify right side
    282,341.68x = 62,267,940,028.33
  5. Step 5: Solve for x
    x = 62,267,940,028.33/282,341.68
  6. Step 6: Final answer
    x = 220,541.08

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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.