Home / 148,160.16-204,461.28-81,092.16

Finding the Fourth Proportional to 148,160.16, 204,461.28 and 81,092.16

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Solution

The fourth proportional to 148,160.16, 204,461.28 and 81,092.16 is: 111,907.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,160.16 : 204,461.28 = 81,092.16 : x
  2. Step 2: Convert to fraction form
    148,160.16/204,461.28 = 81,092.16/x
  3. Step 3: Cross multiply
    148,160.16x = 204,461.28 × 81,092.16
  4. Step 4: Simplify right side
    148,160.16x = 16,580,206,831.56
  5. Step 5: Solve for x
    x = 16,580,206,831.56/148,160.16
  6. Step 6: Final answer
    x = 111,907.32

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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.