Home / 262,020.78-361,543.62-147,283.51

Finding the Fourth Proportional to 262,020.78, 361,543.62 and 147,283.51

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Solution

The fourth proportional to 262,020.78, 361,543.62 and 147,283.51 is: 203,225.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,020.78 : 361,543.62 = 147,283.51 : x
  2. Step 2: Convert to fraction form
    262,020.78/361,543.62 = 147,283.51/x
  3. Step 3: Cross multiply
    262,020.78x = 361,543.62 × 147,283.51
  4. Step 4: Simplify right side
    262,020.78x = 53,249,413,371.71
  5. Step 5: Solve for x
    x = 53,249,413,371.71/262,020.78
  6. Step 6: Final answer
    x = 203,225.92

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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.